Uninstall Windows 10 Tech Preview (reverting back to Windows 8.1)
40649
How do I Uninstall Windows 10 or Windows 10 preview?
46186
How can I reinstall Windows 10's calculator app?
6010
Is it possible to downgrade an OEM Windows 8 install to Windows 7?
105902
Fresh Windows-10 Install
49598
How to activate Windows 10 Pro without installing previous version first?
104656
How do I tell if Windows 10 was a fresh install or upgrade from 7/8?
28420
Move existing Windows 7 or 10 installation to new computer?
44967
Will the Windows 10 Free Upgrade stay in the Professional channel?
15131
How to delete trustedinstaller files on Windows 8
54634
How can I upgrade from Windows 7 to Windows 8 and keep my files and applications?
135099
How to dismiss the Windows 8.1 Upgrade banner?
111167
How to remove Windows 10 from Windows Boot Manager after uninstalling it?
63243
How can I remove system apps / stock apps?
70411
Downgrade from Windows 7 Ultimate to Home Premium?
8781
Where can I get a clean ISO of a specific build of Windows 10?
126135
Reinstall Windows 7: OEM or Standard?
146496
Can I acquire a Windows 8.1 licence by free upgrade from 7 to 10, then downgrading