Reset Mysql Password

Follow these steps for this

mysqld -u root --skip-grant-tables

mysql> use mysql;
mysql> delete from user where user='root';
mysql> insert into user (Host, User, Password, Select_priv, Insert_priv, Update_priv, Delete_priv, Create_priv, Drop_priv, Reload_priv, Shutdown_priv, Process_priv, File_priv, Grant_priv, References_priv,Index_priv, Alter_priv, Super_priv, Create_user_priv) VALUES ('localhost', 'root', PASSWORD('root'),'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y', 'Y');
mysql> flush privileges;
mysql> quit;