Setting, Changing and Resetting MySQL and MariaDB Root Passwords This tutorial explains how you can set, change and reset (if you've forgotten the password) MySQL or MariaDB root passwords. Time and again I see problems like mysqladmin: connect to server at 'localhost' failed error: 'Access denied for user 'root'@'localhost' (using password: YES)'. So I thought it's time to remind you how to solv