First, determine whether the login password is the Microsoft account password or the local account password.
1, Microsoft account password can be logged into the official website of Microsoft: https://login.live.com, choose to forget password, according to the prompts to retrieve the Microsoft account password.
2. If it is the password of your local account and you have set the password reset disk before, please insert the password reset disk and click reset password on the login interface.
3, If you have not set the password reset disk, it is recommended to reset the Windows operating system (this operation will delete the data in the computer, please be careful).
Does it help?