So in order to to change the plugin back to mysql_native_password:
-
Login with sudo:
sudo mysql -u root -
Change the
pluginand set a password with a single command:ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password BY 'test';
note test is your password
OR
ALTER USER root@localhost IDENTIFIED VIA mysql_native_password USING PASSWORD("verysecret")