The method is as follows: 1. If you forget your password, you can press F8 to enter "Safe Mode with Command Prompt" when the computer is turned on, and enter "net user+username+123456/add" to force a user's password to be "123456". 2. After entering the password interface, press the "ctrl+alt+U" key on the keyboard, and press these three keys with both hands at the same time to clear the process of entering the password. You don't need to fill in the password, just press enter to confirm. Restart the computer. When starting the system login interface, hold down the Ctrl+Alt key at the same time, and then double-click the Del key, and a new login interface will appear. Enter the password "Administrator" in the user name, and then press Enter to log in. After logging in, open the control panel and select/User Account/Change Account/Click the original "Account Name"/Change My Password/Enter a new password, enter the new password again, and then click "User Account". Cryptographic function

Setting a password at startup can increase the security index. Because some hackers will quietly remotely control your computer while you are waiting or sleeping, at this time, if you don't set a password, they can directly log in to your computer to destroy it. It can be set in Start-Programs-Administrative Tools-Local Security Policy-Account Management-Password Policy.