How to Format and Clean Install Windows 10

This is a step by step instructions on installing Windows 10. for a clean install you might need to disable UEFI

Download Windows 10
https://goo.gl/84MWJr

Burn ISO onto a disc

Disable UEFI

Disable UEFI Secure Boot Windows 8.1

Change the boot order

Change First Boot Device in BIOS to Boot From CD/DVD

If you dont want to loose data, upgrade:


source

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