Windows
Windows will not activate: what to check
Quick checks when Windows shows an activation error.
Check the edition
The installed edition must match what you bought, such as Home, Pro, Enterprise or Server.
Save the error
Keep the exact message or a clear screenshot. Do not share the complete key.
Review your order instructions
Reinstallation and activation steps depend on the variant. Follow the instructions included with your purchase first.
If the problem continues
Contact us with the order number, installed edition and exact error so we can review the case.