Win8 enters the number of login password errors by group policy.

Limits the number of login password errors entered by the group policy.
Solution:
One, win+r opens and runs, enter gpedit.msc

Second, the computer settings --- Windows settings --- security settings --- account policy --- account lock policy ", and then to the right pane of the "account lock threshold", you can set up user accounts here The number of times the locked login attempt failed. The value is between 0 and 999. The default value of 0 means that the number of logins is unlimited. We can change to 3 or 10. (After the setting is completed, you can also set the time for account lockout)

Note: When a user tries to log in to the system and enters the wrong password for a certain threshold, the account is automatically locked. Before the account lockout period expires, This user will not be available unless the administrator manually unlocks it.