For Reinstall Windows 8.1 Operating System Only. No product key included. Your original COA / Product key License on Laptop/Desktop is required to use Windows 8.1 or Windows 8.1 SP1 (Service Pack 1 Update). For Repair, Reinstall or Install Windows 8 to computer, if your computer has a windows 8 logo sticker on the back then it has the needed Windows 8 license product key permanent stored in the motherboard chip, even if you replaced hard drive it is still there.

With this Windows 8.1 reinstall DVD, users can choose to install of Windows 8.1 Home (Regular Basic) or Windows 8.1 Pro (Professional). Choose the edition / version that came with the computer.

Useful for the following scenarios and more:

• Windows can't boot because Boot Manger / MBR / BOOTMGR / NTLDR or Boot.ini is missing.
• Windows repeatedly returns to the Advanced Boot Options Screen or repair screen
• Blue-Screen of Death, beeping fatal system error, boot loop
• Computer running slow due to corrupted registry settings / fragmented hard drive
• Virus or malicious software / spyware problems
• Windows has crashed during an update
• Need to extract / move files out before reinstallation
• Hard Drive has died and recently replaced with new HDD, need re installation media
• Forgot administrator / user login password and need to factory reset the computer
• Need Windows 8.1 install after wiping computer hard drive
• Need to partition hard drive to install Windows 8.1, or resize partition / repartition
• Attempt to diagnose / repair startup issues
• Need a fresh install to make computer run fast again like new

This Machine Repair Shop (TM) Windows 8.1 Recovery Media is a trademark protected product sold in USA & Canada only. Brand and DVD exactly as pictured. If you received a different product, please report the infringed seller to Amazon.