//Windows Example
//cmd open and run this code:
//cd C:\xampp\mysql\bin
//Mysql Connection
mysql -u root -p
//Users Lists
SELECT User, Host FROM mysql.user;
//Drop User
DROP USER 'username'@'host';
//Drop Multiple Users
DROP USER 'user1'@'localhost', 'user2'@'localhost', 'user3'@'localhost';