WordPress publishes new information that describes why WordPress 5.5 negatively affected millions of websites, a staggering amount. WordPress is publishing a maintenance release, version 5.5.1. It is designed to serve as a patch to give time for plugin and theme developers to update their software.

The announcement about what went wrong linkes to a spreadsheet naming hundreds of plugins and themes that were affected.

The spreadsheet also notes what the specific issue is for each plugin and theme, which will help software developers fix their plugins and themes.

Read more: WordPress 5.5.1 Fixes Millions of Broken Sites

2020Media’s Managed WordPress service is run by experts who know that major new releases can cause issues like this, and took the decision NOT to upgrade sites to 5.5 and therefore sites were not broken by the original release. We’ll be testing this new 5.5.1 release before rolling it out.

Read more about our Managed WordPress Service.