phpMyAdmin Installation and configuration on ubuntu 22.04 error solved using following steps.

Then run this ALTER Query to change the authentication parameters.

ALTER USER 'root'@'localhost' IDENTIFIED WITH mysql_native_password by 'yourpassword';

Now you will be able to change the password and login with new password.

#mysql_secure_installation

The above shell script available on Unix systems, and enables you to secure the MySQL installation by enabling you to set a password for root accounts.

Now user has to login on change the authentication parameters to do so just run this command first.

sudo mysql