WordPress 5.5 “Eckstine” brings a lot of awesome changes to the core. Removing the jQuery Migrate 1.x in WP 5.5. was one of the planned stages in terms of updating WordPress jQuery version.
Despite the recommendation for developers to get ready for this jQuery update by testing and updating their code, this update still has caught many developers unprepared.
Have some of your WordPress plugins stopped working properly after you’ve updated to WP 5.5.? Let’s get to the point and provide you with the solution.
WordPress 5.5.1 Update:
While the creators of your theme or plugin are fixing problems with the deprecated code (we hope so!) and trying to put the current version of jQuery to work, you can benefit from the temporary workaround by downloading and installing the following free plugin:
As we know, installing the Enable jQuery Migrate Helper plugin has already helped many WordPress users get their plugins alive again.
For WordPress developers
If this is your plugin or theme that has experienced the issues in question in WordPress 5.5, the WordPress team has got your back with the jQuery latest versions checker. The solution you need to deal with the deprecated code is the Test jQuery Updates plugin.
Here is the recommendation on how to use it:
“As planned, a Test jQuery Updates plugin was released to make it easy to test different versions of jQuery, jQuery Migrate, and jQuery UI. Please install it and thoroughly test if everything works as expected, especially on the front-end, or at the settings pages of other WordPress plugins.”
Hope we’ve helped you out!
More useful tools & resources for WordPress developers:
WordPress Demo Builder – create demos and trials for your plugins/themes with just one plugin and multisite installation.
Gutenberg blocks – a library of 70+ free blocks & designs for the block editor.
Top marketplaces (Themeforest alternatives) for selling your WP theme.