1. Start your computer, press and hold CTRL, and then choose Safe Mode Command Prompt Only from the Windows 98 Startup menu.
2. At the MS-DOS prompt, type cd\windows\command (where windows is the name of the folder in which Windows is installed), and then press ENTER.
3. At the C: prompt, type scanreg /restore, and then press ENTER (note the space before the forward slash).
4. Select the previous registry you want to restore, and then press ENTER.
NOTE: A properly working registry has the word "Started" next to the date.
5. When you receive notification that you restored a properly working registry, press ENTER to restart your computer.