Step 3: Reinstall Windows Vista using the Dell Operating System Reinstallation CD/DVD.

1. Turn on your computer.
2. Open the disc drive, insert the Windows Vista CD/DVD and close the drive.
3. Restart your computer.
4. When prompted, open the Install Windows page by pressing any key to boot the computer from the CD/DVD.

Can I reinstall Windows 8.1 without product key?

Open the Start Screen and search for “Deployment and Imaging Tools” and run the special command prompt environment. Burn or mount the ISO file in a virtual machine and you will be able to install Windows 8 without a product key and also select the standard or pro edition.

How do I reinstall Windows 8 without media?

Refresh without installation media

1. Boot into the system and go to Computer > C: , where C: is the drive where your Windows is installed on.
2. Create a new folder.
3. Insert the Windows 8/8.1 installation media and go to the Source folder.
4. Copy the install.wim file.
5. Paste the install.wim file to the Win8 folder.

How to install Windows 8 1 on my Device?

You can download an ISO file of Windows 8.1 on this link: Once downloaded, create the installation media and boot your device from it. It should proceed with the installation of Windows 8.1

How do I Wipe my Computer and install Windows 8 from scratch?

If you want to wipe your computer and install Windows 8.1 from scratch, do that by booting from a DVD or USB drive and running a clean install. If you’re going to upgrade from Windows 7 to Windows 8.1, and want to keep your data and programs intact, perform the online upgrade.

How do I reinstall Windows 10 from an old disk?

1 With your old version of Windows running, insert the Windows installation disk in the DVD drive, or the installation USB in a USB port. Choose Start→Shut Down to go through a full shutdown. Windows may offer to install itself while you’re trying to shut down. If it does, click the Cancel button.

Can I boot Windows 8 from a USB drive or DVD?

If you buy a shrink-wrapped copy of Windows 8.1, you get a DVD (or possibly a USB drive) that’s ready to boot. With a bootable USB drive or DVD in hand, you may have to adjust your computer so that it boots from the USB or DVD. Here’s how to go through the whole process — and survive to tell the tale: