Changes compared to: 26.0-RC2

Other:

• Ensures compatibility with the recent Wincher API changes. #22578

Changes compared to: 26.0-RC1

Other:

• Adds an introduction which would show after 14 days of the plugin activation or update. #22551

Non user facing:

• Makes the upgrade button in the WordPress sidebar open in a new tab. #22555

Changes compared to: 25.9

Enhancements:

• Opens the Advanced Settings' section when clicking the Customize llms.txt file button. #22542

Bugfixes:

• Fixes a bug where a string in the AI Generate usage counter tooltip was missing in RTL languages. #22534

Other:

• Adds safety check when accessing an array to avoid PHP warnings when getting the upgrade campaign for Wincher integration. Props to @bor0. #22508

Non user facing:

• Adds guard for enqueuing content analysis styling when content analysis feature is disabled. #22268
• Refactors the defaultProps to be defaultArguments instead. #22381
• Restores the Schema tab header that was accidentally removed. #22381
• Clean up Black Friday check list ad and upsell outdated and unused modals. #22540
• Fixes the advanced tracking of the Site Kit integration. #22546
• Replaces the unmaintained interpolate-components package with the createInterpolateElement from @wordpress/element. #22486
• Removes deprecated classes up until 23.5. #22543
• Add unit test for Get_Usage_Route::get_usage() with Too_Many_Requests_Exception. #22529
• Allow changing the main image ID through a filter wpseo_schema_main_image_id props: @JoryHogeveen #22499
• Updates the @yoast/ai-frontend package to the latest version in package.json to incorporate the latest improvements and fixes in the @yoast/ai-frontend library. #22534
• Allows Site Kit to control the Site Kit feature flag remotely. #22548
• Correct invalid @covers tags in unit tests for llms.txt. #22544
• Removes files from the old plans page. #22527
• Adds a unit test for the llms.txt health check. #22541
• Updates the Black Friday ads. #22532

= 25.9 =

Release date: 2025-09-09

Yoast SEO 25.9 brings more enhancements and bugfixes. Find more information about our software releases and updates here.

Enhancements

• Improves the UX of the llms.txt feature by displaying errors with generating the llms.txt file in the relevant settings page.
• Improves the UX of onboarding new users by preventing irrelevant modals from displaying in the First Time Configuration.

Other

• Updates the copy of the consent modal for using the Yoast AI features.

Changes compared to: 25.9-RC6

Other:

• Updates the copy of the consent modal for using the Yoast AI features. #22525

Changes compared to: 25.9-RC5

This is the same as RC5, only one unused image has been removed to reduce the zip size

Changes compared to: 25.9-RC4

Non user facing:

• Removes the Slack webhook from verify-zip-size task to avoid a failure when creating a RC bigger than 5 MB. #22539

Changes compared to: 25.9-RC3

Non user facing:

• Updates the cssnano dependency in the postcss-preset package #22537

Changes compared to: 25.9-RC2

Non user facing:

• Fixes margin for the Black Friday ad in elementor. #22531
• Updates Black Friday ads in the editor. #22530
• Updates the timing to the correct 2025 timings. #22524
• Updates the design and content of the SEO analysis, related keyphrases and internal linking suggestions upsell modals. #22523
• Adds images for BF modals #22519
• Updates the button label when the Black Friday sale is on. #22517
• Adds the Black Friday badge for the plans cards in the plans page. #22512
• Adds the Black Friday announcement modal. #22507
• Changes the copy for updating plugin notification when there is no subscription and adds a badge for the Black Friday campaign. #22504
• Updates black friday ad styling. #22497
• Updates the Black Friday ads. #22535

Changes compared to: 25.9-RC1

This is identical to RC1, only generated via Jenkins