System Recovery Option is a useful tool in Microsoft Windows. If you have a system failure or another problem on your computer, such as forgotten Windows password trouble, it can return your PC's system files and programs to a time when everything was working fine, potentially preventing hours of troubleshooting headaches. It won't affect your documents, pictures, or other data. However, sometimes upon doing a System Restore, you'll find that the problems are still there--or perhaps are even worse. At this point it may be a good idea to undo the System Restore and try to solve the problem with your computer a different way.
1. First try a system restore using your start menu and typing restore in the search box. Follow directions after clicking the restore icon. Restore to the recommended restore point.
Note: Make sure you run system restore in safe mode.
2. If system restore does not fix your problem, then do a system recovery. Mainly HPs and Compaqs have a built in system recovery. Acer laptops have a built in recovery as well.
3.First try to make back up files of all your important documents, pictures, music and/or videos. You can do this my writing these files to a CD/DVD, flash drive, or an external hard drive.
4. Once you have all files backed up, then you are ready to do a system recovery Make sure your computer is turned off.
5.Turn computer on and keep hitting the F11 key, which is the most common key used for system recovery. You will see what F key to use by watching for it as you boot up. Follow instructions after your computer starts system recovery.
Note: Remember this; if you don't back up your files before a system recovery, then they will be lost.
Though this System recovery options can help us solve the forgotten Windows password, it is best to reset Windows password with a third party software. They are professional and powerful to the password lost trouble.