utf8mb4 requires a newer client library error in WordPress


Note: This is an issue that only affects CloudLinux PHP Selector. If you are using the PHP selector native to DirectAdmin no changes are necessary.


While checking the WordPress ‘Site Health’ status page, you may see ‘utf8mb4 requires a newer client library‘ highlighted

Login to your DirectAdmin account and click on the ‘Select PHP Version‘ icon in the Extra Features section.

On this page you can select the PHP version that you'd like to use and enable or disable specific PHP extensions. You will need to disable the outdated extensions here.

Look for and untick the following extensions:


Some of these may not be on the list, depending on which version of PHP you have selected. If the extension is not there, just skip it and disable the other extensions on this list.

Finally, enable their replacements:



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