Your PHP installation appears to be missing the MySQL extension which is required by WordPress.?

chắc chắn là /wp-admin/

It's a mySql extension missing from your server.. this does not happen on a unix and apache servers.. your server could on windows.. if it is, request to have mySql enabled/installed..

Same Error Showing on / wp-admin /

1. Connect via SSH and check the PHP version
To fix the problem, you should have a SSH access to the server. Connect to your Linux VPS via SSH and check the PHP version which is currently in use:

php -v
2. Create Info.php file
You can also check the PHP version by creating a simple info.php file in your public_html directory with the following content:


Once you create the file, open your favorite web browser and access the file.

3. Update the required packages
If your are

Perhaps the login information in the database is incorrect or has been changed.

It could also be due to the database server not responding.

Or maybe your database has been corrupted.

In my experience, the cause is usually a server error.

However, it may still be due to other factors. Let's see how to fix this problem.


Does this problem also occur with / wp-admin /?
Please check if you can access the Admin. By visiting / wp-admin /.

If the message still says "Error establishing a database