How to reformat windows vista without cd lenovo

My windows is original so i have an original product key. Can i download an original copy of windows and insert my product key?? If yes from where? This thread is locked. You can follow the question or vote as helpful, but you cannot reply to this thread. I have the same question Report abuse. Details required :. Boot up the PC. Before the Windows logo comes onscreen, push F8 and hold it until the Advanced Boot Options menu appears.

If required, type in the administrator password. Follow the guidelines and finish the restore! If required, enter the administrator password. Follow the prompts and finish the restore! Select the desired snapshot from which to restore the PC. Start up the PC. Choose the desired restore date and press Enter. Restart the PC. Once the user has a snapshot, they can use this as a restore point.

Users can also choose to restore the files of all users on the PC. Reboot the PC. If required, enter the administrator password and language setting.

When booting the computer, press F8. Check your user's manual or contact your computer's manufacturer for details on which button is needed on boot to access the boot menu. If your computer didn't come equipped with a recovery partition, your only option is to procure a reinstallation CD or create a recovery disc from a working computer. Method 4. Insert your Windows Vista Installation disc into the disc drive of your computer.

Method 5. Disconnect all non-essential external peripherals from your computer. Examples of non-essential external peripherals are printers, flash drives, and scanners. The Advanced Boot Options menu will display on your screen. If the Advanced Boot Options menu does not display, restart your computer and try again to press F8 repeatedly before the Windows logo is displayed on-screen.

Select the option to perform an image restore. Your computer will restart, and be ready for use as if the computer were brand new. Subhodeep Roy. You can boot it from the booting menu before the computer starts and then format it, though it will remove all the software you have in the c drive but you will be able to open the computer without the password.

Yes No. Not Helpful 2 Helpful 8. What if backup is off and there are no new restore entries saved to do a reset? Get an installation. ISO and burn it onto a disk.

Place it in on bootup and attempt to start the disk up. Not Helpful 4 Helpful 0. Include your email address to get a message when this question is answered. Perform a system restore if your computer has been infected with a virus, malware, or any other type of malicious software. A system restore will restore registry files and other Windows settings that are required for your computer to run efficiently. Helpful 0 Not Helpful 0. Return your computer to its original factory settings if you are selling or giving your computer to somebody else.

This will prevent other users from accessing any remaining personal data that exists on your computer. If you are reinstalling Windows Vista or restoring your computer back to its factory settings, be sure to reinstall updated antivirus software to your computer immediately to prevent malware and viruses from affecting your machine.

To use complete restore, you must have a previously created backup image on other disk drive or network location. You can create backup image of a drive via "Backup and Restore" utility in Windows Vista.