diff --git a/app/assets/javascripts/app/controllers/ticket_zoom/article_action/email_reply.coffee b/app/assets/javascripts/app/controllers/ticket_zoom/article_action/email_reply.coffee
index 3140ef3a7..338bb8625 100644
--- a/app/assets/javascripts/app/controllers/ticket_zoom/article_action/email_reply.coffee
+++ b/app/assets/javascripts/app/controllers/ticket_zoom/article_action/email_reply.coffee
@@ -375,7 +375,7 @@ class EmailReply extends App.Controller
         buttonCancel: __('Cancel')
         buttonCancelClass: 'btn--danger'
         buttonSubmit: false
-        message: __('Need recipient in "To" or "Cc".')
+        message: __('Need recipient in "TO" or "CC".')
         shown: true
         small: true
         container: ui.el.closest('.content')
diff --git a/app/assets/javascripts/app/models/overview.coffee b/app/assets/javascripts/app/models/overview.coffee
index 9ff716de0..a6d48a35b 100644
--- a/app/assets/javascripts/app/models/overview.coffee
+++ b/app/assets/javascripts/app/models/overview.coffee
@@ -7,7 +7,7 @@ class App.Overview extends App.Model
     { name: 'link',       display: __('Link'),                readonly: 1 },
     { name: 'role_ids',   display: __('Available for the following roles'),    tag: 'column_select', multiple: true, null: false, relation: 'Role', translate: true },
     { name: 'user_ids',   display: __('Restrict to only the following users'), tag: 'column_select', multiple: true, null: true,  relation: 'User', sortBy: 'firstname' },
-    { name: 'organization_shared', display: __('Only available for Users with shared Organization'), tag: 'select', options: { true: 'yes', false: 'no' }, default: false, null: true },
+    { name: 'organization_shared', display: __('Only available for Users with shared Organizations'), tag: 'select', options: { true: 'yes', false: 'no' }, default: false, null: true },
     { name: 'out_of_office', display: __('Only available for Users which are replacements for other users.'), tag: 'select', options: { true: 'yes', false: 'no' }, default: false, null: true },
     { name: 'condition',  display: __('Conditions for shown Tickets'), tag: 'ticket_selector', null: false, out_of_office: true },
     { name: 'prio',       display: __('Prio'),                readonly: 1 },
diff --git a/app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco b/app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
index ace5ed7cf..c4fcc7346 100644
--- a/app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
+++ b/app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
@@ -4,16 +4,16 @@
 <p>
 <% if @result.stats: %>
   <%- @T('The test run was successful.') %>
-  <%- @T('The following changes are made:') %>
+  <%- @T('The following changes will be made:') %>
   <ul>
   <% if @result.stats.deleted isnt undefined: %>
-    <li><%- @T('%s object(s) are deleted.', @result.stats.deleted) %></li>
+    <li><%- @T('%s object(s) will be deleted.', @result.stats.deleted) %></li>
   <% end %>
   <% if @result.stats.created isnt undefined: %>
-    <li><%- @T('%s object(s) are created.', @result.stats.created) %></li>
+    <li><%- @T('%s object(s) will be created.', @result.stats.created) %></li>
   <% end %>
   <% if @result.stats.updated isnt undefined: %>
-    <li><%- @T('%s object(s) are updated.', @result.stats.updated) %></li>
+    <li><%- @T('%s object(s) will be updated.', @result.stats.updated) %></li>
   <% end %>
 <% end %>
 </p>
diff --git a/app/assets/javascripts/app/views/generic/ticket_perform_action/webhook_not_available.jst.eco b/app/assets/javascripts/app/views/generic/ticket_perform_action/webhook_not_available.jst.eco
index 188d3e9bf..02a54bb86 100644
--- a/app/assets/javascripts/app/views/generic/ticket_perform_action/webhook_not_available.jst.eco
+++ b/app/assets/javascripts/app/views/generic/ticket_perform_action/webhook_not_available.jst.eco
@@ -1 +1 @@
-<div><%- @T('No available webhook, please create a new one or activate an existing one at "Manage > Webhook"') %></div>
+<div><%- @T('No webhook available, please create a new one or activate an existing one at "Manage > Webhook"') %></div>
diff --git a/app/assets/javascripts/app/views/integration/cti.jst.eco b/app/assets/javascripts/app/views/integration/cti.jst.eco
index b40250a49..64fec37fd 100644
--- a/app/assets/javascripts/app/views/integration/cti.jst.eco
+++ b/app/assets/javascripts/app/views/integration/cti.jst.eco
@@ -21,7 +21,7 @@
 
   <h2><%- @T('Inbound') %></h2>
 
-  <p><%- @T('Blocked caller IDs based on sender caller ID.') %>
+  <p><%- @T('Block caller IDs based on sender caller ID.') %>
 
   <div class="settings-entry">
     <table class="settings-list js-inboundBlockCallerId" style="width: 100%;">
diff --git a/app/assets/javascripts/app/views/integration/placetel.jst.eco b/app/assets/javascripts/app/views/integration/placetel.jst.eco
index 25a0f9067..ee22ed219 100644
--- a/app/assets/javascripts/app/views/integration/placetel.jst.eco
+++ b/app/assets/javascripts/app/views/integration/placetel.jst.eco
@@ -37,7 +37,7 @@
 
   <h2><%- @T('Inbound') %></h2>
 
-  <p><%- @T('Blocked caller IDs based on sender caller ID.') %>
+  <p><%- @T('Block caller IDs based on sender caller ID.') %>
 
   <div class="settings-entry">
     <table class="settings-list js-inboundBlockCallerId" style="width: 100%;">
diff --git a/app/assets/javascripts/app/views/integration/sipgate.jst.eco b/app/assets/javascripts/app/views/integration/sipgate.jst.eco
index 3399bcfb1..39903efea 100644
--- a/app/assets/javascripts/app/views/integration/sipgate.jst.eco
+++ b/app/assets/javascripts/app/views/integration/sipgate.jst.eco
@@ -24,7 +24,7 @@
 
   <h2><%- @T('Inbound') %></h2>
 
-  <p><%- @T('Blocked caller IDs based on sender caller ID.') %>
+  <p><%- @T('Block caller IDs based on sender caller ID.') %>
 
   <div class="settings-entry">
     <table class="settings-list js-inboundBlockCallerId" style="width: 100%;">
diff --git a/app/assets/javascripts/application.js b/app/assets/javascripts/application.js
index 9a65f6e88..d1ec091de 100644
--- a/app/assets/javascripts/application.js
+++ b/app/assets/javascripts/application.js
@@ -254,13 +254,11 @@ jQuery.fn.extend( {
 
       var result;
       if ( val == null ) {
-
-        // be sure that also null values are transfered
+        // be sure that also null values are transferred
         // https://github.com/zammad/zammad/issues/944
-        if ( $elem.prop('multiple') ) {
-          result = { name: elem.name, value: null, type: type };
-        }
-        else {
+        if ($elem.prop('multiple')) {
+          result = { name: elem.name, value: null, type: type }
+        } else {
           result = null
         }
       }
diff --git a/app/controllers/concerns/clones_ticket_article_attachments.rb b/app/controllers/concerns/clones_ticket_article_attachments.rb
index 153f471e7..ae0932a08 100644
--- a/app/controllers/concerns/clones_ticket_article_attachments.rb
+++ b/app/controllers/concerns/clones_ticket_article_attachments.rb
@@ -6,7 +6,7 @@ module ClonesTicketArticleAttachments
   private
 
   def article_attachments_clone(article)
-    raise Exceptions::UnprocessableEntity, __('Need form_id to attach attachments to new form.') if params[:form_id].blank?
+    raise Exceptions::UnprocessableEntity, __("Need 'form_id' to add attachments to new form.") if params[:form_id].blank?
 
     article.clone_attachments('UploadCache', params[:form_id], only_attached_attachments: true)
   end
diff --git a/app/controllers/concerns/creates_ticket_articles.rb b/app/controllers/concerns/creates_ticket_articles.rb
index bd4c31e6a..712920b85 100644
--- a/app/controllers/concerns/creates_ticket_articles.rb
+++ b/app/controllers/concerns/creates_ticket_articles.rb
@@ -13,7 +13,7 @@ module CreatesTicketArticles
     subtype = params.delete(:subtype)
 
     # check min. params
-    raise Exceptions::UnprocessableEntity, __('Need at least an article body field.') if params[:body].blank?
+    raise Exceptions::UnprocessableEntity, __("Need at least an 'article body' field.") if params[:body].blank?
 
     # fill default values
     if params[:type_id].blank? && params[:type].blank?
diff --git a/app/controllers/integration/cti_controller.rb b/app/controllers/integration/cti_controller.rb
index e03aaa6d5..62fb7a02b 100644
--- a/app/controllers/integration/cti_controller.rb
+++ b/app/controllers/integration/cti_controller.rb
@@ -30,7 +30,7 @@ class Integration::CtiController < ApplicationController
     end
 
     if result[:action] == 'invalid_direction'
-      response_error(__('Invalid direction!'))
+      response_error(__("Invalid 'direction'!"))
       return true
     end
 
diff --git a/app/controllers/integration/placetel_controller.rb b/app/controllers/integration/placetel_controller.rb
index 6f3909d22..506a49a51 100644
--- a/app/controllers/integration/placetel_controller.rb
+++ b/app/controllers/integration/placetel_controller.rb
@@ -28,7 +28,7 @@ class Integration::PlacetelController < ApplicationController
     end
 
     if result[:action] == 'invalid_direction'
-      response_error(__('Invalid direction!'))
+      response_error(__("Invalid 'direction'!"))
       return true
     end
 
diff --git a/app/controllers/integration/sipgate_controller.rb b/app/controllers/integration/sipgate_controller.rb
index c6a260c11..87144bd04 100644
--- a/app/controllers/integration/sipgate_controller.rb
+++ b/app/controllers/integration/sipgate_controller.rb
@@ -28,7 +28,7 @@ class Integration::SipgateController < ApplicationController
     end
 
     if result[:action] == 'invalid_direction'
-      response_error(__('Invalid direction!'))
+      response_error(__("Invalid 'direction'!"))
       return true
     end
 
diff --git a/app/controllers/ticket_articles_controller.rb b/app/controllers/ticket_articles_controller.rb
index 0ac06c725..6899e02b4 100644
--- a/app/controllers/ticket_articles_controller.rb
+++ b/app/controllers/ticket_articles_controller.rb
@@ -159,7 +159,7 @@ class TicketArticlesController < ApplicationController
 
       # check if requested ticket got merged
       if ticket.state.state_type.name != 'merged'
-        raise Exceptions::Forbidden, __('No access, article_id/ticket_id is not matching.')
+        raise Exceptions::Forbidden, __('The article does not belong to the specified ticket.')
       end
 
       ticket = article.ticket
@@ -233,7 +233,7 @@ class TicketArticlesController < ApplicationController
   # @response_message 403 Forbidden / Invalid session.
   def import_start
     if Setting.get('import_mode') != true
-      raise __('Only can import tickets if system is in import mode.')
+      raise __('Tickets can only be imported if system is in import mode.')
     end
 
     string = params[:data]
diff --git a/app/controllers/tickets_controller.rb b/app/controllers/tickets_controller.rb
index 2473814ab..c4d81f8e8 100644
--- a/app/controllers/tickets_controller.rb
+++ b/app/controllers/tickets_controller.rb
@@ -633,7 +633,7 @@ class TicketsController < ApplicationController
   # @response_message 403 Forbidden / Invalid session.
   def import_start
     if Setting.get('import_mode') != true
-      raise __('Only can import tickets if system is in import mode.')
+      raise __('Tickets can only be imported if system is in import mode.')
     end
 
     string = params[:data]
diff --git a/app/controllers/tickets_mass_controller.rb b/app/controllers/tickets_mass_controller.rb
index 81bdf69c1..d4eb4cd51 100644
--- a/app/controllers/tickets_mass_controller.rb
+++ b/app/controllers/tickets_mass_controller.rb
@@ -13,7 +13,7 @@ class TicketsMassController < ApplicationController
 
     if !applicable
       render json: {
-        error:            __('Macro group restrictions do not cover some tickets'),
+        error:            __('Macro group restrictions do not cover all tickets'),
         blocking_tickets: applicable.blocking_tickets.map(&:id)
       }, status: :unprocessable_entity
 
diff --git a/app/controllers/users_controller.rb b/app/controllers/users_controller.rb
index f887a54e6..fddd17c56 100644
--- a/app/controllers/users_controller.rb
+++ b/app/controllers/users_controller.rb
@@ -816,7 +816,7 @@ curl http://localhost/api/v1/users/avatar -v -u #{login}:#{password} -H "Content
 
   def avatar_set_default
     # get & validate image
-    raise Exceptions::UnprocessableEntity, __('No id of avatar!') if !params[:id]
+    raise Exceptions::UnprocessableEntity, __("The required parameter 'id' is missing.") if !params[:id]
 
     # set as default
     avatar = Avatar.set_default('User', current_user.id, params[:id])
@@ -830,7 +830,7 @@ curl http://localhost/api/v1/users/avatar -v -u #{login}:#{password} -H "Content
 
   def avatar_destroy
     # get & validate image
-    raise Exceptions::UnprocessableEntity, __('No id of avatar!') if !params[:id]
+    raise Exceptions::UnprocessableEntity, __("The required parameter 'id' is missing.") if !params[:id]
 
     # remove avatar
     Avatar.remove_one('User', current_user.id, params[:id])
diff --git a/app/models/object_manager/attribute.rb b/app/models/object_manager/attribute.rb
index d17f4aea3..e905c799c 100644
--- a/app/models/object_manager/attribute.rb
+++ b/app/models/object_manager/attribute.rb
@@ -820,7 +820,7 @@ is certain attribute used by triggers, overviews or schedulers
       errors.add(:name, 'spaces are not allowed')
     end
     if !name.match?(%r{^[a-z0-9_]+$})
-      errors.add(:name, __('Only letters from a-z because numbers from 0-9 and _ are allowed'))
+      errors.add(:name, __("Only lowercase letters, numbers, and '_' are allowed"))
     end
     if !name.match?(%r{[a-z]})
       errors.add(:name, __('At least one letter is required'))
diff --git a/app/models/object_manager/object.rb b/app/models/object_manager/object.rb
index 8c8af5063..eeadac3f7 100644
--- a/app/models/object_manager/object.rb
+++ b/app/models/object_manager/object.rb
@@ -17,9 +17,9 @@ get user based list of used object attributes
 returns:
 
   [
-    { name: 'api_key', display: __('API Key'), tag: 'input', null: true, edit: true, maxlength: 32 },
-    { name: 'api_ip_regexp', display: __('API IP RegExp'), tag: 'input', null: true, edit: true },
-    { name: 'api_ip_max', display: __('API IP Max'), tag: 'input', null: true, edit: true },
+    { name: 'api_key', display: 'API Key', tag: 'input', null: true, edit: true, maxlength: 32 },
+    { name: 'api_ip_regexp', display: 'API IP RegExp', tag: 'input', null: true, edit: true },
+    { name: 'api_ip_max', display: 'API IP Max', tag: 'input', null: true, edit: true },
   ]
 
 =end
diff --git a/i18n/zammad.pot b/i18n/zammad.pot
index 363ec8b7c..c7e0e9609 100644
--- a/i18n/zammad.pot
+++ b/i18n/zammad.pot
@@ -140,18 +140,6 @@ msgstr ""
 msgid "%s is inactive, please select an active one."
 msgstr ""
 
-#: app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
-msgid "%s object(s) are created."
-msgstr ""
-
-#: app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
-msgid "%s object(s) are deleted."
-msgstr ""
-
-#: app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
-msgid "%s object(s) are updated."
-msgstr ""
-
 #: app/assets/javascripts/app/views/generic/object_import/imported.jst.eco
 msgid "%s object(s) have been created."
 msgstr ""
@@ -164,6 +152,18 @@ msgstr ""
 msgid "%s object(s) were deleted."
 msgstr ""
 
+#: app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
+msgid "%s object(s) will be created."
+msgstr ""
+
+#: app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
+msgid "%s object(s) will be deleted."
+msgstr ""
+
+#: app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
+msgid "%s object(s) will be updated."
+msgstr ""
+
 #: app/assets/javascripts/app/views/dashboard/stats/ticket_in_process.jst.eco
 msgid "%s of my tickets are currently in process."
 msgstr ""
@@ -342,16 +342,7 @@ msgstr ""
 msgid "API"
 msgstr ""
 
-#: app/models/object_manager/object.rb
-msgid "API IP Max"
-msgstr ""
-
-#: app/models/object_manager/object.rb
-msgid "API IP RegExp"
-msgstr ""
-
 #: app/assets/javascripts/app/controllers/_integration/clearbit.coffee
-#: app/models/object_manager/object.rb
 msgid "API Key"
 msgstr ""
 
@@ -950,10 +941,6 @@ msgstr ""
 msgid "Attention: These will be your login and password after the import is completed."
 msgstr ""
 
-#: db/seeds/settings.rb
-msgid "Attention: When creating a ticket an email is sent."
-msgstr ""
-
 #: app/assets/javascripts/app/controllers/object_manager.coffee
 msgid "Attribute"
 msgstr ""
@@ -1162,14 +1149,14 @@ msgstr ""
 msgid "Block Notifications"
 msgstr ""
 
-#: app/assets/javascripts/app/models/chat.coffee
-msgid "Blocked IPs (separated by ;)"
-msgstr ""
-
 #: app/assets/javascripts/app/views/integration/cti.jst.eco
 #: app/assets/javascripts/app/views/integration/placetel.jst.eco
 #: app/assets/javascripts/app/views/integration/sipgate.jst.eco
-msgid "Blocked caller IDs based on sender caller ID."
+msgid "Block caller IDs based on sender caller ID."
+msgstr ""
+
+#: app/assets/javascripts/app/models/chat.coffee
+msgid "Blocked IPs (separated by ;)"
 msgstr ""
 
 #: app/assets/javascripts/app/models/chat.coffee
@@ -1573,7 +1560,7 @@ msgid "Check streams for Channel"
 msgstr ""
 
 #: lib/search_index_backend.rb
-msgid "Check the response and payload for detailed information: "
+msgid "Check the response and payload for detailed information:"
 msgstr ""
 
 #: app/assets/javascripts/app/controllers/_integration/check_mk.coffee
@@ -1968,7 +1955,7 @@ msgid "Contributing Translations"
 msgstr ""
 
 #: lib/sessions/event/chat_transfer.rb
-msgid "Conversation transfered into other chat. Please stay tuned."
+msgid "Conversation is transferred into another chat. Please stay tuned."
 msgstr ""
 
 #: app/assets/javascripts/app/views/twitter/list.jst.eco
@@ -4319,7 +4306,6 @@ msgstr ""
 #: app/assets/javascripts/app/views/telegram/index.jst.eco
 #: app/assets/javascripts/app/views/twitter/account_edit.jst.eco
 #: app/assets/javascripts/app/views/twitter/list.jst.eco
-#: app/models/object_manager/attribute.rb
 #: app/views/mailer/ticket_create/cs.html.erb
 #: app/views/mailer/ticket_create/de.html.erb
 #: app/views/mailer/ticket_create/en.html.erb
@@ -4989,6 +4975,12 @@ msgstr ""
 msgid "Intro"
 msgstr ""
 
+#: app/controllers/integration/cti_controller.rb
+#: app/controllers/integration/placetel_controller.rb
+#: app/controllers/integration/sipgate_controller.rb
+msgid "Invalid 'direction'!"
+msgstr ""
+
 #: app/controllers/application_controller/authenticates.rb
 msgid "Invalid BasicAuth credentials"
 msgstr ""
@@ -5034,12 +5026,6 @@ msgstr ""
 msgid "Invalid credentials!"
 msgstr ""
 
-#: app/controllers/integration/cti_controller.rb
-#: app/controllers/integration/placetel_controller.rb
-#: app/controllers/integration/sipgate_controller.rb
-msgid "Invalid direction!"
-msgstr ""
-
 #: app/models/webhook.rb
 msgid "Invalid endpoint (no hostname)!"
 msgstr ""
@@ -5535,7 +5521,7 @@ msgid "Macro"
 msgstr ""
 
 #: app/controllers/tickets_mass_controller.rb
-msgid "Macro group restrictions do not cover some tickets"
+msgid "Macro group restrictions do not cover all tickets"
 msgstr ""
 
 #: app/assets/javascripts/app/controllers/macro.coffee
@@ -6027,18 +6013,18 @@ msgstr ""
 msgid "Navigation"
 msgstr ""
 
+#: app/controllers/concerns/clones_ticket_article_attachments.rb
+msgid "Need 'form_id' to add attachments to new form."
+msgstr ""
+
 #: app/controllers/concerns/creates_ticket_articles.rb
-msgid "Need at least an article body field."
+msgid "Need at least an 'article body' field."
 msgstr ""
 
 #: app/controllers/application_controller/handles_devices.rb
 msgid "Need fingerprint param!"
 msgstr ""
 
-#: app/controllers/concerns/clones_ticket_article_attachments.rb
-msgid "Need form_id to attach attachments to new form."
-msgstr ""
-
 #: app/controllers/user_access_token_controller.rb
 msgid "Need label!"
 msgstr ""
@@ -6052,7 +6038,7 @@ msgid "Need name, login, email or locale for create_or_update()"
 msgstr ""
 
 #: app/assets/javascripts/app/controllers/ticket_zoom/article_action/email_reply.coffee
-msgid "Need recipient in \"To\" or \"Cc\"."
+msgid "Need recipient in \"TO\" or \"CC\"."
 msgstr ""
 
 #: app/assets/javascripts/app/controllers/ticket_zoom/article_action/twitter_reply.coffee
@@ -6080,7 +6066,6 @@ msgstr ""
 #: app/assets/javascripts/app/controllers/_default_navbar.coffee
 #: app/assets/javascripts/app/views/channel/email_account_overview.jst.eco
 #: app/assets/javascripts/app/views/channel/sms_account_overview.jst.eco
-#: app/models/translation.rb
 msgid "New"
 msgstr ""
 
@@ -6235,6 +6220,10 @@ msgstr ""
 msgid "No Entries"
 msgstr ""
 
+#: lib/external_credential/facebook.rb
+msgid "No Facebook app configured!"
+msgstr ""
+
 #: lib/external_credential/google.rb
 msgid "No Google app configured!"
 msgstr ""
@@ -6255,8 +6244,8 @@ msgstr ""
 msgid "No Thanks!"
 msgstr ""
 
-#: app/controllers/ticket_articles_controller.rb
-msgid "No access, article_id/ticket_id is not matching."
+#: lib/external_credential/twitter.rb
+msgid "No Twitter app configured!"
 msgstr ""
 
 #: app/assets/javascripts/app/controllers/knowledge_base/sidebar/answers.coffee
@@ -6271,10 +6260,6 @@ msgstr ""
 msgid "No application_secret param!"
 msgstr ""
 
-#: app/assets/javascripts/app/views/generic/ticket_perform_action/webhook_not_available.jst.eco
-msgid "No available webhook, please create a new one or activate an existing one at \"Manage > Webhook\""
-msgstr ""
-
 #: app/assets/javascripts/app/controllers/_profile/avatar.coffee
 msgid "No camera found."
 msgstr ""
@@ -6323,10 +6308,6 @@ msgstr ""
 msgid "No entries found in selected folder(s)."
 msgstr ""
 
-#: lib/external_credential/facebook.rb
-msgid "No facebook app configured!"
-msgstr ""
-
 #: app/assets/javascripts/app/controllers/_ui_element/_application_selector.coffee
 #: app/assets/javascripts/app/controllers/_ui_element/ticket_perform_action.coffee
 msgid "No filter."
@@ -6336,14 +6317,6 @@ msgstr ""
 msgid "No folders found for given user credentials."
 msgstr ""
 
-#: lib/external_credential/google.rb
-msgid "No google app configured!"
-msgstr ""
-
-#: app/controllers/users_controller.rb
-msgid "No id of avatar!"
-msgstr ""
-
 #: app/assets/javascripts/app/controllers/ticket_zoom/sidebar_git_issue.coffee
 msgid "No linked issues"
 msgstr ""
@@ -6425,14 +6398,14 @@ msgstr ""
 msgid "No triggers active"
 msgstr ""
 
-#: lib/external_credential/twitter.rb
-msgid "No twitter app configured!"
-msgstr ""
-
 #: app/assets/javascripts/app/views/widget/online_notification.jst.eco
 msgid "No unread notifications for you. :)"
 msgstr ""
 
+#: app/assets/javascripts/app/views/generic/ticket_perform_action/webhook_not_available.jst.eco
+msgid "No webhook available, please create a new one or activate an existing one at \"Manage > Webhook\""
+msgstr ""
+
 #: app/models/channel/email_parser.rb
 msgid "No x-zammad-session-user-id, no sender set!"
 msgstr ""
@@ -6685,12 +6658,7 @@ msgid "Only available for Users which are replacements for other users."
 msgstr ""
 
 #: app/assets/javascripts/app/models/overview.coffee
-msgid "Only available for Users with shared Organization"
-msgstr ""
-
-#: app/controllers/ticket_articles_controller.rb
-#: app/controllers/tickets_controller.rb
-msgid "Only can import tickets if system is in import mode."
+msgid "Only available for Users with shared Organizations"
 msgstr ""
 
 #: app/assets/javascripts/app/controllers/_integration/slack.coffee
@@ -6698,7 +6666,7 @@ msgid "Only for these groups."
 msgstr ""
 
 #: app/models/object_manager/attribute.rb
-msgid "Only letters from a-z because numbers from 0-9 and _ are allowed"
+msgid "Only lowercase letters, numbers, and '_' are allowed"
 msgstr ""
 
 #: app/assets/javascripts/app/views/package.jst.eco
@@ -8773,6 +8741,10 @@ msgstr ""
 msgid "The URL to this installation of Zammad."
 msgstr ""
 
+#: app/controllers/ticket_articles_controller.rb
+msgid "The article does not belong to the specified ticket."
+msgstr ""
+
 #: app/assets/javascripts/app/views/getting_started/auto_wizard_enabled.jst.eco
 msgid "The auto wizard is enabled, please use the prodvided auto wizard url."
 msgstr ""
@@ -8813,14 +8785,14 @@ msgstr ""
 msgid "The divider between TicketHook and ticket number. E. g. ': '."
 msgstr ""
 
-#: app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
-msgid "The following changes are made:"
-msgstr ""
-
 #: app/assets/javascripts/app/views/generic/object_import/imported.jst.eco
 msgid "The following changes have been made:"
 msgstr ""
 
+#: app/assets/javascripts/app/views/generic/object_import/import_try.jst.eco
+msgid "The following changes will be made:"
+msgstr ""
+
 #: app/assets/javascripts/app/controllers/_application_controller/_modal.coffee
 msgid "The form content has been changed. Do you want to close it and lose your changes?"
 msgstr ""
@@ -8861,6 +8833,10 @@ msgstr ""
 msgid "The page you were looking for does not exist."
 msgstr ""
 
+#: app/controllers/users_controller.rb
+msgid "The required parameter 'id' is missing."
+msgstr ""
+
 #: app/controllers/users_controller.rb
 msgid "The resized image is invalid."
 msgstr ""
@@ -9169,6 +9145,11 @@ msgstr ""
 msgid "Tickets assigned to me: %s of %s"
 msgstr ""
 
+#: app/controllers/ticket_articles_controller.rb
+#: app/controllers/tickets_controller.rb
+msgid "Tickets can only be imported if system is in import mode."
+msgstr ""
+
 #: app/assets/javascripts/app/views/widget/ticket_stats.jst.eco
 msgid "Tickets of Organization"
 msgstr ""
diff --git a/lib/external_credential/facebook.rb b/lib/external_credential/facebook.rb
index 212e6429b..9a81d8136 100644
--- a/lib/external_credential/facebook.rb
+++ b/lib/external_credential/facebook.rb
@@ -9,7 +9,7 @@ class ExternalCredential::Facebook
 
   def self.request_account_to_link(credentials = {}, app_required = true)
     external_credential = ExternalCredential.find_by(name: 'facebook')
-    raise Exceptions::UnprocessableEntity, __('No facebook app configured!') if !external_credential && app_required
+    raise Exceptions::UnprocessableEntity, __('No Facebook app configured!') if !external_credential && app_required
 
     if external_credential
       if credentials[:application_id].blank?
@@ -41,7 +41,7 @@ class ExternalCredential::Facebook
   def self.link_account(_request_token, params)
     #    fail if request_token.params[:oauth_token] != params[:state]
     external_credential = ExternalCredential.find_by(name: 'facebook')
-    raise Exceptions::UnprocessableEntity, __('No facebook app configured!') if !external_credential
+    raise Exceptions::UnprocessableEntity, __('No Facebook app configured!') if !external_credential
 
     oauth = Koala::Facebook::OAuth.new(
       external_credential.credentials['application_id'],
diff --git a/lib/external_credential/google.rb b/lib/external_credential/google.rb
index f2a16cc2c..e28f19d20 100644
--- a/lib/external_credential/google.rb
+++ b/lib/external_credential/google.rb
@@ -32,7 +32,7 @@ class ExternalCredential::Google
 
   def self.link_account(_request_token, params)
     external_credential = ExternalCredential.find_by(name: 'google')
-    raise Exceptions::UnprocessableEntity, __('No google app configured!') if !external_credential
+    raise Exceptions::UnprocessableEntity, __('No Google app configured!') if !external_credential
     raise Exceptions::UnprocessableEntity, __('No code for session found!') if !params[:code]
 
     response = authorize_tokens(external_credential.credentials[:client_id], external_credential.credentials[:client_secret], params[:code])
diff --git a/lib/external_credential/twitter.rb b/lib/external_credential/twitter.rb
index d3a0d17f9..52774687c 100644
--- a/lib/external_credential/twitter.rb
+++ b/lib/external_credential/twitter.rb
@@ -8,7 +8,7 @@ class ExternalCredential::Twitter
 
   def self.request_account_to_link(credentials = {}, app_required = true)
     external_credential = ExternalCredential.find_by(name: 'twitter')
-    raise Exceptions::UnprocessableEntity, __('No twitter app configured!') if !external_credential && app_required
+    raise Exceptions::UnprocessableEntity, __('No Twitter app configured!') if !external_credential && app_required
 
     if external_credential
       if credentials[:consumer_key].blank?
@@ -49,7 +49,7 @@ class ExternalCredential::Twitter
 
   def self.link_account(request_token, params)
     external_credential = ExternalCredential.find_by(name: 'twitter')
-    raise Exceptions::UnprocessableEntity, __('No twitter app configured!') if !external_credential
+    raise Exceptions::UnprocessableEntity, __('No Twitter app configured!') if !external_credential
     raise Exceptions::UnprocessableEntity, __('No request_token for session found!') if !request_token
     raise Exceptions::UnprocessableEntity, __('Invalid oauth_token given!') if request_token.params[:oauth_token] != params[:oauth_token]
 
diff --git a/lib/generators/translation_catalog/extractor/ruby.rb b/lib/generators/translation_catalog/extractor/ruby.rb
index 2c576f44b..b86c8bc96 100644
--- a/lib/generators/translation_catalog/extractor/ruby.rb
+++ b/lib/generators/translation_catalog/extractor/ruby.rb
@@ -5,6 +5,11 @@ class Generators::TranslationCatalog::Extractor::Ruby < Generators::TranslationC
   def extract_from_string(string, filename) # rubocop:disable Metrics/AbcSize
     return if string.empty?
 
+    # Remove doc comments
+    string.gsub!(%r{^=begin.*?^=end}mx, '')
+    # Remove standard comments
+    string.gsub!(%r{^\s*\#.*?$}mx, '')
+
     literal_string_regex = %r{('|")(.+?)(?<!\\)\1}
 
     # Translation.translate
diff --git a/lib/search_index_backend.rb b/lib/search_index_backend.rb
index 1b23ed1ba..9d1bbe3c7 100644
--- a/lib/search_index_backend.rb
+++ b/lib/search_index_backend.rb
@@ -836,7 +836,7 @@ generate url for index or document access (only for internal use)
               elsif url.end_with?('pipeline/zammad-attachment', 'pipeline=zammad-attachment') && response.code == 400
                 __('The installed attachment plugin could not handle the request payload. Ensure that the correct attachment plugin is installed (ingest-attachment).')
               else
-                __('Check the response and payload for detailed information: ')
+                __('Check the response and payload for detailed information:')
               end
 
     result = "#{prefix} #{message}#{suffix}"
diff --git a/lib/sessions/event/chat_transfer.rb b/lib/sessions/event/chat_transfer.rb
index b2a21ee81..eba51f8b4 100644
--- a/lib/sessions/event/chat_transfer.rb
+++ b/lib/sessions/event/chat_transfer.rb
@@ -30,7 +30,7 @@ class Sessions::Event::ChatTransfer < Sessions::Event::ChatBase
       event: 'chat_session_notice',
       data:  {
         session_id: chat_session.session_id,
-        message:    __('Conversation transfered into other chat. Please stay tuned.'),
+        message:    __('Conversation is transferred into another chat. Please stay tuned.'),
       },
     }
     chat_session.send_to_recipients(message, @client_id)
diff --git a/public/assets/tests/qunit/form_ticket_perform_action.js b/public/assets/tests/qunit/form_ticket_perform_action.js
index 7e7d8b490..4679a7396 100644
--- a/public/assets/tests/qunit/form_ticket_perform_action.js
+++ b/public/assets/tests/qunit/form_ticket_perform_action.js
@@ -651,7 +651,7 @@ QUnit.test( "ticket_perform_action check when there's no available webhook", ass
   var params = App.ControllerForm.params(el)
   assert.deepEqual(params, {}, 'form param check')
 
-  var testNoticeMessage = 'No available webhook, please create a new one or activate an existing one at "Manage > Webhook"'
+  var testNoticeMessage = 'No webhook available, please create a new one or activate an existing one at "Manage > Webhook"'
   var noticeMessage = el.find('.controls.js-webhooks div').text()
   assert.equal(noticeMessage, testNoticeMessage, 'form shows message when webhook is not available')
 });
@@ -704,7 +704,7 @@ QUnit.test( "ticket_perform_action check when there's an available webhook", ass
   }
   assert.deepEqual(params, test_params, 'form param check')
 
-  var testNoticeMessage = 'No available webhook, please create a new one or activate an existing one at "Manage > Webhook"'
+  var testNoticeMessage = 'No webhook available, please create a new one or activate an existing one at "Manage > Webhook"'
   var noticeMessage = el.find('.controls.js-webhooks').text()
   assert.notEqual(noticeMessage, testNoticeMessage, 'form does not show notice message when webhook is available')
 
diff --git a/spec/lib/generators/translation_catalog/extractor/ruby_spec.rb b/spec/lib/generators/translation_catalog/extractor/ruby_spec.rb
index b58b7811b..8557a55a7 100644
--- a/spec/lib/generators/translation_catalog/extractor/ruby_spec.rb
+++ b/spec/lib/generators/translation_catalog/extractor/ruby_spec.rb
@@ -15,9 +15,16 @@ RSpec.describe Generators::TranslationCatalog::Extractor::Ruby do
     let(:string) do
       <<~'CODE'
         __('__ String')
+        =begin
+        __('Doc comment must be ignored')
+        =end
         __('__ String that only looks like #{interpolation}')
-        __("__ double quoted String with '")
+        =begin
+        __('Another doc comment must be ignored')
+        =end
         Translation.translate('de-de', '.translate String')
+        # __('Comments must also be ignored')
+        __("__ double quoted String with '")
       CODE
     end
 
diff --git a/spec/lib/sessions/event/chat_session_start_spec.rb b/spec/lib/sessions/event/chat_session_start_spec.rb
index 9293b9173..bfe699cb1 100644
--- a/spec/lib/sessions/event/chat_session_start_spec.rb
+++ b/spec/lib/sessions/event/chat_session_start_spec.rb
@@ -194,7 +194,7 @@ RSpec.describe Sessions::Event::ChatSessionStart do
     end
   end
 
-  context 'when starting a chat session as agent with transfered conversation' do
+  context 'when starting a chat session as agent with transferred conversation' do
     it 'send out chat_session_start to customer and agent with already created messages' do
       chat_message_history
       expect(subject_as_agent.run).to eq(nil)
diff --git a/spec/lib/sessions/event/chat_transfer_spec.rb b/spec/lib/sessions/event/chat_transfer_spec.rb
index a82699f47..2134c376a 100644
--- a/spec/lib/sessions/event/chat_transfer_spec.rb
+++ b/spec/lib/sessions/event/chat_transfer_spec.rb
@@ -36,7 +36,7 @@ RSpec.describe Sessions::Event::ChatTransfer do
     Setting.set('chat', true)
   end
 
-  context 'when transfering a chat session as customer' do
+  context 'when transferring a chat session as customer' do
     let(:subject_as_customer) do
       Sessions.create(client_id, { 'id' => customer.id }, {})
       Sessions.queue(client_id)
@@ -64,7 +64,7 @@ RSpec.describe Sessions::Event::ChatTransfer do
     end
   end
 
-  context 'when transfering a chat session as agent' do
+  context 'when transferring a chat session as agent' do
     it 'send out chat_session_notice to customer and agent and set chat session to waiting' do
       expect(subject_as_agent.run).to eq(nil)
 
@@ -73,7 +73,7 @@ RSpec.describe Sessions::Event::ChatTransfer do
       expect(messages_to_customer[0]).to eq(
         'event' => 'chat_session_notice',
         'data'  => {
-          'message'    => 'Conversation transfered into other chat. Please stay tuned.',
+          'message'    => 'Conversation is transferred into another chat. Please stay tuned.',
           'session_id' => chat_session.session_id,
         },
       )
diff --git a/spec/requests/external_credentials_spec.rb b/spec/requests/external_credentials_spec.rb
index e83dea735..bc3e30168 100644
--- a/spec/requests/external_credentials_spec.rb
+++ b/spec/requests/external_credentials_spec.rb
@@ -119,7 +119,7 @@ RSpec.describe 'External Credentials', type: :request do
               get '/api/v1/external_credentials/facebook/link_account', as: :json
 
               expect(response).to have_http_status(:unprocessable_entity)
-              expect(json_response).to include('error' => 'No facebook app configured!')
+              expect(json_response).to include('error' => 'No Facebook app configured!')
             end
           end
 
@@ -128,7 +128,7 @@ RSpec.describe 'External Credentials', type: :request do
               get '/api/v1/external_credentials/facebook/link_account', params: invalid_credentials, as: :json
 
               expect(response).to have_http_status(:unprocessable_entity)
-              expect(json_response).to include('error' => 'No facebook app configured!')
+              expect(json_response).to include('error' => 'No Facebook app configured!')
             end
           end
 
@@ -152,7 +152,7 @@ RSpec.describe 'External Credentials', type: :request do
               get '/api/v1/external_credentials/facebook/callback', as: :json
 
               expect(response).to have_http_status(:unprocessable_entity)
-              expect(json_response).to include('error' => 'No facebook app configured!')
+              expect(json_response).to include('error' => 'No Facebook app configured!')
             end
           end
 
@@ -161,7 +161,7 @@ RSpec.describe 'External Credentials', type: :request do
               get '/api/v1/external_credentials/facebook/callback', params: invalid_credentials, as: :json
 
               expect(response).to have_http_status(:unprocessable_entity)
-              expect(json_response).to include('error' => 'No facebook app configured!')
+              expect(json_response).to include('error' => 'No Facebook app configured!')
             end
           end
 
@@ -338,7 +338,7 @@ RSpec.describe 'External Credentials', type: :request do
         context 'with no Twitter app' do
           include_examples 'for failure cases' do
             let(:status) { :unprocessable_entity }
-            let(:error_message) { 'No twitter app configured!' }
+            let(:error_message) { 'No Twitter app configured!' }
           end
         end
 
@@ -397,7 +397,7 @@ RSpec.describe 'External Credentials', type: :request do
         context 'with no Twitter app' do
           include_examples 'for failure cases' do
             let(:status) { :unprocessable_entity }
-            let(:error_message) { 'No twitter app configured!' }
+            let(:error_message) { 'No Twitter app configured!' }
           end
         end
 
diff --git a/spec/requests/ticket/article_attachments_spec.rb b/spec/requests/ticket/article_attachments_spec.rb
index 0a076a4e9..c3fb09903 100644
--- a/spec/requests/ticket/article_attachments_spec.rb
+++ b/spec/requests/ticket/article_attachments_spec.rb
@@ -132,7 +132,7 @@ RSpec.describe 'Ticket Article Attachments', type: :request, authenticated_as: -
         post "/api/v1/ticket_attachment_upload_clone_by_article/#{article_p.id}", params: {}, as: :json
         expect(response).to have_http_status(:unprocessable_entity)
         expect(json_response).to be_a_kind_of(Hash)
-        expect(json_response['error']).to eq('Need form_id to attach attachments to new form.')
+        expect(json_response['error']).to eq("Need 'form_id' to add attachments to new form.")
 
         post "/api/v1/ticket_attachment_upload_clone_by_article/#{article_p.id}", params: { form_id: '1234-1' }, as: :json
         expect(response).to have_http_status(:ok)
diff --git a/spec/requests/ticket_spec.rb b/spec/requests/ticket_spec.rb
index cf36284f8..d45864c16 100644
--- a/spec/requests/ticket_spec.rb
+++ b/spec/requests/ticket_spec.rb
@@ -104,7 +104,7 @@ RSpec.describe 'Ticket', type: :request do
       expect { post '/api/v1/tickets', params: params, as: :json }.not_to change(Ticket, :count)
       expect(response).to have_http_status(:unprocessable_entity)
       expect(json_response).to be_a_kind_of(Hash)
-      expect(json_response['error']).to eq('Need at least an article body field.')
+      expect(json_response['error']).to eq("Need at least an 'article body' field.")
     end
 
     it 'does ticket create with agent - article.body set to empty string (01.03)' do
@@ -120,7 +120,7 @@ RSpec.describe 'Ticket', type: :request do
       expect { post '/api/v1/tickets', params: params, as: :json }.not_to change(Ticket, :count)
       expect(response).to have_http_status(:unprocessable_entity)
       expect(json_response).to be_a_kind_of(Hash)
-      expect(json_response['error']).to eq('Need at least an article body field.')
+      expect(json_response['error']).to eq("Need at least an 'article body' field.")
     end
 
     it 'does ticket create with agent - missing article (01.03)' do
@@ -483,7 +483,7 @@ RSpec.describe 'Ticket', type: :request do
       post '/api/v1/tickets', params: params, as: :json
       expect(response).to have_http_status(:unprocessable_entity)
       expect(json_response).to be_a_kind_of(Hash)
-      expect(json_response['error']).to eq('Need at least an article body field.')
+      expect(json_response['error']).to eq("Need at least an 'article body' field.")
     end
 
     it 'does ticket create with agent - minimal article and attachment with customer (01.13)' do
diff --git a/spec/system/ticket/update/email_reply_spec.rb b/spec/system/ticket/update/email_reply_spec.rb
index 2a7a54c74..c8072a492 100644
--- a/spec/system/ticket/update/email_reply_spec.rb
+++ b/spec/system/ticket/update/email_reply_spec.rb
@@ -24,7 +24,7 @@ RSpec.describe 'Ticket > Update > Email Reply', current_user_id: -> { current_us
         find('.js-textarea').set('welcome to the community')
         find('.js-submitDropdown button.js-submit').click
 
-        expect(page).to have_text 'Need recipient in "To" or "Cc".'
+        expect(page).to have_text 'Need recipient in "TO" or "CC".'
       end
     end