It can be frustrating to encounter a problem that prevents you from using/accessing your WordPress site.
However, don’t despair!
Generally, this error means that something is going wrong with the code on your site and something is preventing WordPress from being able to connect to its MySQL database.
What Causes the WordPress Missing MySQL Extension Error?
This error means that the PHP on your server doesn’t have the necessary extension to connect your WordPress site to its MySQL database.
There are two main reasons why this might be the case:
- You’re Using an Outdated Version of WordPress with PHP 7+
- You’re Using PHP 5.6 or Lower but the Extension Is Missing or Improperly Configured
How to Fix “Your PHP installation appears to be missing the MySQL extension which is required by WordPress”
- Check What Version of PHP You’re Using
- Check to See If the MySQL Extension Is Installed
- Make Sure PHP Extension Is Configured Properly
- Update WordPress
- Update your plugins
Summary
Solution: For example, I changed the PHP Version from 8.1 to 7.4 and 7.4 to 8.1.
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