If you lost the root password of MySQL, there are several to get over it. On Windows, you can use the following steps to reset a new password.
1. close currrent running MySQL: you can go to windows task manager(by press Ctrl+ALT+DEL), and end the process: mysqld-nt.exe
2, open a dos command window
3, set path as your mysql installation path, and into bin, mine is:
4, Input command:
if there is nothing shows up, it means everything is ok
5, Then, you need open another dos command window
6, Still, set the same path: c:/program files/mysql/bin
then press ENTER key, to get into mysql
if you see:
then so far so good
8. After the previous steps, please input:
update user set password=password("123456") where user="root";
12345 is you new password for root user, please don't forget the semicolon and use double quote for both password and user name root
9. Quit mysql by input
10, On Final step, you need to log out then login windows.
Now, you can use the new password to login mysql in the normal way.