Release Notes

Here you will find information for our most recent updates. For older updates, refer to our historical release notes.

Update	Features
April 2025	New: A/B Split Send Time Testing
March 2025	Updated: Estimate Recipients - Drip Campaigns Bug fixes: Asset library
February 2025	Updated: Content builder, IP blocking, Exports, Privacy API Bug fixes: Content builder
January 2025	Updated: Search target mailing recipients, Content builder, Unsubscribe handling, CMS search Bug fixes: Sub management, CMS search, A/B split, Content builder, Mailings

April 2025

New

A/B Split Send Time Testing

The A/B Split Send Time feature allows you to test different email send times for a marketing campaign by splitting your target audience into two groups with different send times. This feature helps optimize engagement, e.g. open rates, click-through rates, by determining the best time to send emails.

March 2025

Updated

Estimate Recipients - Drip Campaigns

Drip Campaign mailings now offer the ability to estimate recipients like One-Time Mailings and Recurring Mailings.

Bug fixes

Asset library - restored missing labels in the accordion.

Asset library - fixed accordion tag search functionality for SMS and Push mailings.

February 2025

Updated

Content builder

Improved handling of images to preserve resizing when changing location within a template.

Added flexible padding.

Improved UI for accurate representation of previews in the template library when using high resolution screens.

IP blocking

Improved handling for when multiple IPs are recorded.

Exports

Added the option to export all lists with a single selection (instead of using the select multiple functionality to select everything).

Privacy API

Updated endpoints to:

• Add custom fields.

• Add parameter to update status to UNSUB or OPTOUT for “DELETE” method.

Bug fixes

Content builder - fixed an error with image rendering preventing previews in some blocks.

Content builder - dynamic script elements no longer resolving to a hard value in the HTML.

January 2025

Updated

Search target mailing recipients

In Mailing or Targeting Estimator, you can now perform a mailing title or mailing ID search in the Behavioral Targeting section (similar to searches in Mailing Responders).

Content builder

Improved functionality for resizing images, editing alt text, setting font sizes, and managing headers and footers.

Improved responsiveness for content blocks.

Unsubscribe handling

Improved unsub handling to ensure compliance with RFC 8058.

CMS search

Create new folder button added to top of tab to make it available when accordion is pinned.

Improved column sorting.

Bug fixes

Sub management - fixed 504 gateway time-out

CMS search - fixed UI misalignment caused by long file names.

CMS search - fixed UI misalignment when accordion pinning.

CMS search - results now display correctly when you have folders and files with the same name.

CMS search - improved thumbnails to prevent image blurring.

A/B split - fixed graphical glitch where items appear stacked when in "Content Source Code" view.

A/B split - images now displaying correctly in all combos when viewing in the content editor.

Content builder - fixed display error for 2-columns article in a stack element.

Content builder - fixed social block responsiveness when placed in a stack.

Content builder - buttons for the starter template now render correctly in render tests.

Mailings - fixed the horizontal scroll bar so it only appears when needed.

SMS and Push mailings - fixed an error that prevented the content tab opening.