Sometimes we will set the window password to prevent other people using it but how about if you forgot the setting password? here i show you how to access and log in to your computer
Step 1 - After power on your computer (before window logo appear), then press F8 key access to safe mode and select safe mode with command prompt.
Step 2 - After entered into window, selected the 'administrator' account and it will show up command prompt.

Step 3 - Now we use 'Net' command to add another window user, for example add a user name jet, key in net user jet /add into command prompt.
Step 4 - Upgraded new user to administrator level, net local group administrators jet /add key in into command prompt.
Step 5 - Press Ctrl+Alt+Delete, select 'shutdown' -> 'restart'.
Step 6 - After restart, the window will appear new user,

If your 'administrator' account already set up the password, the method that mentioned above can't be use.