Happens, your activation code on your old system is revoked and becomes invalid In this case, you will most likely have to activate Windows over the phone byĬalling Microsoft and tell them you've upgraded your motherboard. Hardware (I'll explain more about that below). Windows clean because the old Windows installation likely won't work on the new However, you will still need to reinstall

Of Windows 7 or 8 on DVD and you upgraded to Windows 10, then your Windows 10 is Full Retail Windows + New Motherboard = No New License Required

Lightning, for example), you may not need a license, but this is a craps shoot. Hardware revision as the previous motherboard (if your computer was struck by In some cases, if you replace the motherboard with the exact same model and If you installed Windows 7 OEM and upgraded to Windows 10, it is still 'System Builder DVD' for use with new computer builds. Windows 10 from Amazon (for example) as a Stands for 'Original Equipment Manufacturer'. If your computer is a Dell, HP, Compaq, etc, then this is an OEM Windows version. OEM Windows + New Motherboard = New Windows License Required (99% of theįor example: If you installed Windows 10 OEM from a 'systemīuilder dvd' onto an older system and then decided to replace it with aīrand new motherboard and CPU, then you have to buy Windows 10 for that new Also, whether or not you have to purchase a new licenseĭepends on the type of Windows installation you have. Revision) it may not be flagged as a 'new motherboard'. New machine, though if you go with the EXACT same motherboard (with same

In general, Microsoft considers a new motherboard upgrade to be a You are replacing the motherboard with the exact same model / revision. Short answer: It depends on the type of Windows you own and/or whether I have searched online but I can't seem to find the answer - can you please tell me: after I install the new motherboard and CPU, can I continue to use my existing Windows installation or do I need to install Windows again? Also is my Windows 10 license still valid or do I need to purchase Windows 10 for my new motherboard and CPU? ' I will be upgrading my computer to the new AMD Ryzen 1700 CPU (which has 8 cores and 16 threads!) at a fraction of the price of Intel CPUs.

Change motherboard windows boot