Messages for this Error
- Your php installation appears to be missing the MySQL extension which is required by WordPress
- Your php installation appears to be missing the MySQL extension
Quick Explanation of the Error
The error “Your PHP installation appears to be missing the MySQL extension which is required by WordPress” occurs whenever WordPress fails to communicate with the MySQL database. This issue can lead to your website not functioning properly, affecting user experience and potentially causing loss of traffic. Unlike issues with invalid passwords, this problem arises before the connection is attempted.
WordPress identifies that the server lacks the necessary environment to interact with any database. The “Your php installation appears to be missing the MySQL extension which is required by WordPress” issue can stem from missing PHP packages, outdated PHP installations, or incompatibilities between the PHP and WordPress versions. These incompatibilities can occur if either PHP or WordPress needs to be updated.
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Verifying PHP Version
As first step to resolve “Your php installation appears to be missing the MySQL extension which is required by WordPress” is to ensure compatibility, check your PHP version and compare it with the WordPress version you are running.
Create a PHP Info File
Use your hosting file manager or FTP to create a file named info.php. Add the following code to it:
<?php
phpinfo();
?>Access the File
Open the file in your browser at:
http://yourdomain.tld/info.phpThis will open a page with information about the running PHP instance.
The PHP version will be displayed at the top of the page.
Compare PHP Compatibility
Use this compatibility chart to check if your PHP version supports your WordPress installation. https://make.wordpress.org/core/handbook/references/php-compatibility-and-wordpress-versions/
Remember, it’s crucial to keep your PHP version updated. The latest supported versions are on PHP’s official site. By doing so, you’re taking a proactive step towards ensuring your WordPress site’s optimal performance and security. This responsibility falls on you as a website administrator, and your proactive approach will be appreciated by your users.
https://www.php.net/supported-versions.php
Updating WordPress
Nest step to resolve “Your php installation appears to be missing the MySQL extension which is required by WordPress” is to check if your PHP version is newer than what your installed WordPress version supports, updating WordPress is the best solution. Since you might not have admin access due to this error, update WordPress via FTP.
Backup Your Site
Use your hosting tools or download all website data and database manually.
Download Compatible WordPress Version
Visit WordPress releases to download a version that works with your PHP setup.
https://wordpress.org/download/releases/
Extract the Files
Unzip the downloaded archive and open the WordPress folder.
Open Your Website via FTP
Log in to your hosting via FTP and open WordPress folder.
Upload Files via FTP
From the extracted zip of the last version of WordPress, upload the files to your root directory. Allow the overwrite prompt to replace only WordPress core files without affecting user data.
Log In to WordPress Admin
After uploading, login to the admin dashboard and update the database if prompted. Rest assured, this process is designed to be safe and straightforward, and you can proceed with confidence.
Can’t resolve the issue “Your php installation appears to be missing the MySQL extension which is required by WordPress” or don’t want to deal with it?
Get you website fixed today!
Checking the Environment
If the error persists after aligning WordPress and PHP versions the next step to resolve the “Your php installation appears to be missing the MySQL extension which is required by WordPress”, use the info.php file to verify your PHP environment. Cross-check the PHP extensions required for WordPress here. https://make.wordpress.org/hosting/handbook/server-environment/#php-extensions
Look for the absence of the ‘mysqli’ extension in the info.php output. ‘mysqli’ is a PHP extension that allows PHP to communicate with MySQL databases.
It’s a crucial component for WordPress to interact with the MySQL database. If it’s missing, this is likely the cause of the error.
Can’t resolve the issue “Your php installation appears to be missing the MySQL extension which is required by WordPress” or don’t want to deal with it?
Get you website fixed today!
Installing Missing PHP Packages
If the MySQL extension is missing, the next step to resolve the “Your php installation appears to be missing the MySQL extension which is required by WordPress”, is to install it. This requires access to the server’s command line.
For Shared Hosting
Contact your hosting provider to add the PHP package. If your PHP version is below 8, request an upgrade to 8.x for better compatibility.
For Ubuntu/Debian
Run these commands to install the required packages:
Update the package list:
sudo apt-get updateInstall PHP extensions, including mysqli:
sudo apt-get install php-curl php-dom php-mbstring php-exif php-fileinfo php-igbinary php-imagick php-intl php-xml php-zip php-redis php-memcached php-opcacheRestart the apache/nginx services:
For apache:
sudo service apache2 restartFor nginx:
sudo service nginx restartFor CentOS
Run these commands to install the required packages:
Update the package list:
sudo yum updateInstall PHP extensions, including mysqli:
sudo yum install php-curl php-dom php-mbstring php-exif php-fileinfo php-igbinary php-imagick php-intl php-xml php-zip php-redis php-memcached php-opcacheRestart the apache/nginx services:
For apache:
sudo apachectl -k restartFor nginx:
sudo systemctl restart nginxUpdating PHP
Last step to resolve “Your php installation appears to be missing the MySQL extension which is required by WordPress” vould be to update PHP on the server.
To update PHP, refer to your operating system and web server instructions.
For example, follow this guide for Ubuntu.
https://php.watch/articles/php-8.3-install-upgrade-on-debian-ubuntu
Newer systems like Ubuntu 20.04 are not supported for PHP 8, but it should be possible to install it on ubuntu 16 and ubuntu 18 servers. For these versions, however, we strongly recommend upgrading the operating system to the latest LTS.
Ensure you upgrade to the latest LTS version of your OS when needed. Updating PHP ensures optimal speed and security.
This should conclude all steps that you need to take to resolve the “Your php installation appears to be missing the MySQL extension which is required by WordPress”.
Can’t resolve the issue “Your php installation appears to be missing the mysql extension which is required by WordPress” or don’t want to deal with it?
Get you website fixed today!
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Your php installation appears to be missing the MySQL extension which is required by WordPress