activate windows 8.1 using windows 8 oem key
93918
Clean install Windows 8.1 or Windows 8 from OEM key
78701
What causes windows 7 activation requests?
39901
How to install/upgrade to Windows 8.1 RTM without a Microsoft account
44707
Windows License stored in UEFI/BIOS
31261
Prevent Windows 10 installer from using the preinstalled serial key without disabling UEFI
36935
Windows 8.1 Upgrade fails with error code 0x80070652
141667
Is Windows 10 OEM Home upgrade to Pro possible?
131331
How to change Windows 8 boot logo (OEM style)?
51123
Can I activate Windows XP Pro installed from Retail (or VL) media with OEM key?
144053
Reinstall Windows 8 on a Windows 8 based system with embedded key
142146
Where to find the Windows 10 license key on the surface book?
151
Windows 8.1 fresh install with Windows 8 licence
78744
My Windows 8.1 windows key is "stuck" (not physically)
157055
Where can I download a legitimate Windows 8 ISO image?
71031
Can I erase my preinstalled Windows and use the serial number elsewhere?
118144
Can I use my Windows 7 license key when doing a clean Windows 10 USB installation?
63200
Windows 8.1 update not showing