Campaign Release Notes 2025

Optimizely Campaign 11.19 was released on Wednesday, December 10, 2025. In addition to many other improvements and bug fixes, it contains the following changes:

Changeable background color of barcodes in coupon blocks Users can change the background color of a barcode when generating barcodes for a coupon block.

Online version of emails created with the Design Editor available via HTTP API The onlineversion endpoint of the HTTP API now supports retrieving online versions of messages created with the Design Editor for emails.

Unavailable message templates hidden If CMS is not enabled in a Client, message templates created in the Template Kit Editor are no longer displayed in the message template overview.

UI fixes and improvements The menu for selecting message templates was too small by default. The Edit SMS Content page was updated and aligned with the Edit RCS Content page.

Simple RCS message editor An editor for RCS messages was introduced that currently supports text messages with 160 characters.

Adjust click behavior of linked images from the product data interface When editing content from the product data interface, images with links are now clickable in preview mode, but not in the editor itself.

Fixed: Incorrect permission required for creating message drafts The permission to create a message template was required to select any Design Editor message template and create a Design Editor message draft.

Optimizely Campaign 11.18 was released on Wednesday, November 26, 2025. In addition to many other improvements and bug fixes, it contains the following changes:

Updated login screen in preparation for Opti ID activation The two-step login screen enables a customized login process for local Campaign or Opti ID authentication.

Option Select all in the drop-down menu for column selection of all grids Column selection is now more convenient because you can use the new Select all option to select or deselect all columns.

Improvement of the REST API for emails created with the Design Editor The Get message endpoint now responds with complete metadata information about messages such as subject, senderName and more.

Improvement of the Create user screen for Opti ID Adjustment of form validation when Opti ID is selected as the identity provider.

Fixed: Filtering of Velocity code in the local part of the sender address in the Design Editor It was not possible to add Velocity code for dynamically setting the sender email address.

Rollout: Attachments in the Design Editor Files can now be attached to message drafts created with the Design Editor.

Rollout: favicon in the Design Editor Add a favicon to the message draft that is used when visiting the online version.  

Optimizely Campaign 11.17 was released on Wednesday, November 12, 2025. In addition to many other improvements and bug fixes, it contains the following changes:

Additional heading levels in the Design Editor The heading levels available in the Design Editor were expanded to include levels H4 through H6.

Styling fixes and improvements The file upload component was redesigned; The labels of the buttons in the assistant for report creation were improved.

Optimizely Campaign 11.16 was released on Wednesday, October 29, 2025. In addition to many other improvements and bug fixes, it contains the following changes:

Description of the message draft available as a field function The description of a message draft from the email node in the campaign editor is now available as a field function when sending test messages.

Style fixes and improvements in the Design Editor The tooltip “Restore” is now displayed correctly in the German user interface; Overly long texts in the non-English user interface on the “Mobile” button are now truncated correctly.

Fixed: Rows with target groups are not displayed in visual link analysis When using visual link analysis for message drafts created with the Design Editor for emails, rows with target groups were not visible.

Optimizely Campaign 11.15 was released on Wednesday, October 15, 2025. In addition to many other improvements and bug fixes, it contains the following changes:

Dialog Field functions redesigned The Field functions dialog is now larger and has been redesigned.

Improved column resizing The resizing areas, handles, and mouse pointer icons have been adjusted to simplify resizing grid columns.

Test messages for WhatsApp Users can now send test messages for WhatsApp message drafts with static content.

font weight 350 The Design Editor now supports fonts with a font weight of 350 (Book).

Optimizely Campaign 11.14 was released on Wednesday, October 1, 2025. In addition to many other improvements and bug fixes, it contains the following changes:

Numbers added to font weights In the Design Editor, users can now see the numeric CSS value of each font weight next to the name of the font weight.

Style fixes and improvements in the Design Editor Improved design of the history buttons; Better size and visibility of the popup menus in the “Sender & Subject” menu For long font names, the check mark indicating the selected font was not visible The unnecessary heading display condition in the Dynamic content section was removed.

Wider fields in Marketing Automation The width of the drop-down fields displayed when editing a node in the campaign editor of Marketing Automation has been increased to fully display long texts.

Optimizely Campaign 11.13 was released on Wednesday, September 17, 2025. In addition to many other improvements and bug fixes, it contains the following changes:

Anchor add-on works with older Outlook versions The anchor function has been improved so that anchor links now also work with older Outlook versions.

Custom attributes in synchronized row templates Custom HTML attributes can now also be added to synchronized row templates.

Usage indicator for synchronized rows When editing a synchronized row, a “Used in x designs” indicator is displayed. This indicator is clickable and leads to a page showing all landing pages and message drafts that use the synchronized row.

Classification of bounces with code 554 Email bounces with code 554 are now generally classified as soft bounces, with some exceptions.

Selection grid for WhatsApp templates There is now a template selection page for WhatsApp messages.

Fixed: Target group saved with incompatible fields When a user copied a target group from one Client to another Client in which the recipient list fields were different, a faulty target group was saved that could not be edited. This is now prevented by a compatibility check.

Fixed: UI elements disabled when the UI language is not English If the UI language in the WhatsApp configuration was not English, two functions could not be used: The button for activating sender numbers was disabled and static WhatsApp templates could not be selected when creating a campaign.

Fixed: Simultaneous editing of WhatsApp message drafts possible Attempts to open an already open WhatsApp message draft were not blocked.

Fixed: Tracking configuration lost in A/B test In campaigns with an A/B test, the tracking configuration of the winning message draft was discarded after the end of the test.

Fixed: Error in the accessibility test when using field functions If a message draft contained field functions that evaluated recipient data, the accessibility test resulted in an error.

Optimizely Campaign 11.12 was released on Wednesday, September 3, 2025. In addition to many other improvements and bug fixes, it contains the following changes:

No redirects for automated clicks If Campaign detects an automated click, a 200 HTTP response (OK) is sent instead of a redirect to the link target.

Fixed: Incorrect user interface for display conditions In the Design Editor for emails, the user interface for displaying the display conditions of rows is now simpler and easier to understand.

Fixed: Incorrect display of the mobile indicator in the side panel of the Design Editor The border of the indicator for mobile-specific elements in the side panel of the Design Editor was not displayed correctly; the label of the indicator was not correct in all languages.

Fixed: Missing plain text version when using synchronized rows The plain text version of a message draft was missing after adding a synchronized row.

Optimizely Campaign 11.11 was released on Wednesday, August 20, 2025. In addition to many other improvements and bug fixes, it includes the following changes:

Request ODP data via both segment APIs ODP data is always retrieved via both available APIs: the old GraphQL API and the new file-based export API.

Fixed: Error when validating tracking parameters Due to an error in input validation, tracking link parameters could not contain the “-” character.

Optimizely Campaign 11.10 was released on Wednesday, August 6, 2025. In addition to many other improvements and bug fixes, it includes the following changes:

Removal of “Beta” from the email node In the campaign editor, the message node that uses the Design Editor was renamed from Email (Beta Editor) to Email (new) .

Option to disable sharing of saved rows for all clients The new feature switch disableSharingSavedRows controls whether saved rows are shared between clients within an organization.

Fixed: Design Editor always available for message templates The Design Editor was available for creating message templates even when it was not enabled for creating message drafts within campaigns.

Fixed: AI-generated subject lines were not saved If a subject line was generated with AI and then not edited afterward, it was not saved.

Optimizely Campaign 11.9 was released on Wednesday, July 23, 2025. In addition to many other improvements and bug fixes, it includes the following changes:

accessibility test: Improved rules New accessibility rules were added, and the descriptions of some rules were improved.

Fixed: Problem detecting Velocity code in the sender address In the Sender and Subject menu, a problem with detecting Velocity code in the sender address was fixed, thereby improving sender address validation.

Optimizely Campaign 11.8 was released on Wednesday, July 9, 2025. In addition to many other improvements and bug fixes, it includes the following changes:

accessibility test: Text improvements The names and descriptions of some accessibility rules were improved.

accessibility test: Improved selection of recommendations Recommendations that are not relevant to the content of a message draft are no longer displayed; for example, if a message draft does not contain images, no image-related recommendations are displayed.

No alt text required for images from CMP DAM Using images from CMP DAM in the Design Editor required images to have alternative text. Now images can be inserted from CMP DAM with or without alternative text.

Fixed: Loss of changes to a synchronized row If a design A was opened with a synchronized row and, at the same time, a design B was opened with the same synchronized row and the synchronized row was edited and saved in design B, the changes to the synchronized row were not displayed in design A.

Optimizely Campaign 11.7 was released on Wednesday, June 25, 2025. In addition to many other improvements and bug fixes, it includes the following changes:

accessibility test Message drafts can now be automatically tested for compliance with most accessibility criteria defined in the European Accessibility Act (EAA).

Fixed: Simultaneous editing of message templates not blocked Users could open and edit a message template even though another user was already editing the same message template.

Fixed: Creating message templates fails When attempting to create or copy a message template based on the Design Editor for emails, an error message was displayed.

Optimizely Campaign 11.6 was released on Wednesday, June 11, 2025. In addition to many other improvements and bug fixes, it includes the following changes:

Interactive tutorials in English An overview page for interactive tutorials in English is available and can be accessed via the help menu.

Fixed: Changes to message drafts were not saved (REST API) In rare cases, editing the sender address in a message draft via the REST API did not work.

Fixed: Texts for CMP library add-on were missing In the Design Editor for emails, the UI label texts for the CMP library add-on were not always loaded correctly, causing technical keys to be displayed instead of the correct texts.

Optimizely Campaign 11.5 was released on Tuesday, May 27, 2025. In addition to many other improvements and bug fixes, it includes the following changes:

Access to CMP DAM from the Design Editor Image files from CMP DAM are available directly in the Design Editor for emails.

Validation in the Sender and Subject In the Sender and Subject dialog box, input validation and error highlighting have been improved.

Cross-client copying of campaigns with synchronized rows When copying campaigns to another Client, message drafts with synchronized rows can now also be copied. The synchronized rows are detached so that they become static content in the target Client.

Fixed: Incorrect grid filtering when creating a message template When creating a message template, the available grid entries were not always correctly limited to message drafts and campaigns with only one message draft.

Optimizely Campaign 11.4 was released on Wednesday, May 14, 2025. In addition to many other improvements and fixes, it includes the following changes:

Only relevant target groups available for test messages When sending test messages, only the target groups actually used in the message draft can be selected for rendering the test message.

Improved tracking of opens Partially rendered emails are now counted as opens by default, and the placement of the tracking pixel has been improved in campaigns that use the Design Editor for emails.

Fixed: Font issue with system links in synchronized rows When using a system link in a synchronized row, the font was changed to Monospace.

Fixed: Issue with special characters in the page selector For pages in the Design Editor, the page selector displayed HTML character codes instead of special characters.

Rollout: AI writing assistant The Design Editor for emails and landing pages now offers AI support for writing. The assistant is available for the content elements Text, Heading**, L**ist and button .

Optimizely Campaign 11.3 was released on Tuesday, April 29, 2025. In addition to many other improvements and fixes, it includes the following changes:

Styling fixes and improvements Styling of the Test Email dialog improved; styling of the HTML Editor page improved.

Fixed: Missing link parameters If a JavaScript field function was only used to determine a parameter in a link, it was not evaluated correctly and the link parameter was missing in the sent emails.

Optimizely Campaign 11.2 was released on Tuesday, April 15, 2025. In addition to many other improvements and fixes, it includes the following changes:

Option to set Noindex and Nofollow for landing pages Customers can now specify whether they want search engines to index their pages and follow links or not.

Fixed: Sending test messages for individual opt-in message drafts did not work The Send Test Message dialog for individual opt-in messages with CMS content could not recognize the included MIME types, so the buttons for sending test emails were missing.

Optimizely Campaign 11.1 was released on Wednesday, April 2, 2025. In addition to many other improvements and fixes, it includes the following changes:

Preview of the text version now only shows content without display conditions The preview of the plain text version of an email no longer shows the entire content, but only the content without display conditions.

Improved validation of sender and subject data In the Design Editor for emails, the same checks are now performed when validating sender and subject data as in the old Template Kit Editor.

No more special characters in local parts of sender addresses Special characters in the local parts of sender addresses are no longer allowed because they led to bounces.

The 24-hour warning on the domain setup page was removed If validation in Campaign is successful, new domains can be used immediately.

Fixed: Simultaneous editing of a message draft was not prevented The Design Editor for emails allowed the same message draft to be opened by two users at the same time.

Fixed: Option to ignore blocklist entries did not work for opt-in messages If an option to ignore spam-related blocklist entries was active, recipients who were on a blocklist due to feedback from the mailbox provider still did not receive opt-in messages for which the blocklist entry should have been ignored. If the option is active, a recipient who is on a blocklist can now participate in a new opt-in process that removes them from the blocklist.

Optimizely Campaign 10.45 was released on Wednesday, March 19, 2025. In addition to many other improvements and fixes, it contains the following changes:

Target group simulation for test emails When sending test emails for message drafts created in the Design Editor for emails, you can now select a target group for displaying the test email.

Display selected target groups first In the dialogs Sender & Subject and Display Conditions of the Design Editor for emails, users can now sort the target groups so that the currently selected target groups are displayed at the top of the list.

UI fixes and improvements The styling of some menu elements was updated; when opening a message draft for editing, the text in the page selector was updated more often than required; the UTM parameters in a drop-down menu in the Tracking menu are now sorted alphabetically

Options for copying campaigns with archiving When copying a campaign with archiving to another Client, the archiving options are now copied as well.

Text version added to test emails When sending a test email, the text version is now sent in addition to the HTML version.

Rules for secure passwords New passwords must now comply with a policy for secure passwords.

Fixed: sending domain and reply-to address not compatible with the target client When copying a campaign with the Design Editor for emails to another Client, the sending domain was copied to the target Client and could not be changed in some cases.

Fixed: synchronization failed due to duplicate ODP values The synchronization of a recipient list with ODP failed if ODP supplied values for the same field twice.

Optimizely Campaign 10.44 was released on Wednesday, March 5, 2025. In addition to many other improvements and fixes, it contains the following changes:

Performance in the activity overview In Analytics > Activity Overview the performance of filtering was improved.

Fixed: Incomplete validation when configuring coupon barcodes When defining a coupon barcode, the validation of the entered values was incomplete.

Fixed: Incomplete title of the link validation page If the name of a message draft contained special characters (&, <, >, “, `, '), this name was missing on the link validation page.

Fixed: Rendering error in the settings dialog of the wait node If escapeHtmlForMessageTagParameters was enabled, some elements in the settings dialog of the wait node were not rendered correctly.

Fixed: Incomplete confirmation message for opt-in processes When starting an opt-in process, the confirmation message was not displayed completely.

Optimizely Campaign 10.43 was released on Wednesday, February 19, 2025. In addition to many other improvements and fixes, it contains the following changes:

More columns per row Email message drafts can now contain up to 12 columns in each row instead of the previous 6.

UI bug fixes and improvements In the Start Campaign dialog, “<br>” was displayed; resizing the tracking link window caused a display error; additional minor bug fixes.

REST API supports transactional campaigns with multiple message nodes The REST API now has the required endpoints to manage transactional campaigns with multiple message nodes.

Archiving and Design Editor for emails Transactional campaigns created with the Design Editor for emails now support message archiving.

Fixed: Error with Design Editor in private window Editing a message draft or a landing page in a private Firefox window generated an error message.

Fixed: Firefox crash when clicking Edit or Settings in the CMS After clicking Settings or Edit for a paragraph, the CMS page started loading the content but caused the Firefox tab to crash.

Optimizely Campaign 10.42 was released on Wednesday, February 5, 2025. In addition to many other improvements and fixes, it contains the following changes:

Cross-client copying of campaigns Campaigns that use the Design Editor for emails can now be copied between Clients within the same organization.

Background color for barcodes Users can now define a background color for barcodes generated by a field function.

Validation of barcode dimensions Inputs for barcode dimensions are now validated and automatically changed to the next permitted value if the input is outside the permitted range.

Redesigned Sender & Subject dialog The dialog now scales better on large screens.

Optimizely Campaign 10.41 was released on Wednesday, January 22, 2025. In addition to many other improvements and fixes, it contains the following changes:

Improved validation for URL parameters The validation of manually entered parameters on the URL parameter tab is now more precise.

Reporting for transactional messages The response data export (Mailing Log Job) now supports transactional messages (including A/B tests) in addition to event messages.

UI fixes and improvements The page for editing barcodes now has an appropriate title; the display behavior of drop-down menus in scrollable areas has been improved

Fixed: Incorrect result in link validation In rare cases, link validation displays a 403 error for links that are actually working.

Fixed: Missing push events in ODP Sent push messages were not stored in the recipient's ODP profile.

Fixed: Error when attempting to access the sending domain in the browser In some configurations, recipients received an error message when attempting to open the sending domain in a browser. The domain can no longer be configured in a way that causes this error.

Fixed: Incorrect replacement of duplicate parameters If URL parameters were defined for a link at the link level and at the message draft level, the parameters at the message draft level were ignored. The message draft level parameters are now retained, and only if a parameter key is used again at the link level does it override the message draft level parameter with the same key.

Optimizely Campaign 10.40 was released on Wednesday, January 8, 2025. In addition to many other improvements and fixes, it contains the following changes:

Wait node for Batch Sending API Batch Sending campaigns now support a wait node that begins sending at a configurable time of day after the campaign is activated.

UI fixes and improvements Improvements to the user interface of the coupon block; better positioning of the loading icon; correction of the missing text when changing click profiles; improved user interface on the Edit synchronization task page; correction of the Click profile window within the Tracking link window of an email node.

Add tab for URL parameters in the Tracking menu A tab for editing URL parameters (also known as tracking link extensions) at the message draft level has been added to the Tracking menu.