1: Task Manager or Service Manager , turn off the mysqld ( service process )
2: Open mysqld through the command line + special parameters
Mysqld --skip-grant-tables
3: At this point , mysqld service process has been opened , and , do not need permission checks .
4: mysql -uroot login to the server without password .
5: Modify the permission table
A: use mysql;
B:update user set Password = password('11111') where User = 'root';
C:flush privileges;
6: Task Manager , or service management , turn off the mysqld service process .
7: Through the service management again , open the mysql service .
You can log in with the modified new password .