unable to connect to the mysql

hi,

Iam installing mysql installer but it is not installed completely it shows some errors .

This was the error in Apply Server Configuration.

Beginning configuration step: Applying security settings

Attempting to update security settings.

Authentication to host 'localhost' for user 'root' using method 'mysql_native_password' failed with message: Access denied for user 'root'@'localhost' (using password: NO)

Ended configuration step: Applying security settings..

Will you please tell me solution.

Thanks,

Prathyusha