To backup your MediaWiki website, you will need to take the following actions:
Download a backup of your website files. You can easily achieve this by downloading your website files using an FTP client like FileZilla. Of course you are welcome to use an FTP client of your choice. You may review our video FTP tutorials here:
https://tmdhosting.com/tutorials/video/ftp.html
The second step is to backup your website database. You can easily export your site database using a database management tool like phpMyAdmin. To export your MySQL database you can follow our step by step video tutorial here:
https://tmdhosting.com/tutorials/video/cpanel.html
That’s it! You have successfully created a backup of your MediaWiki website.