When you install Windows 10 Pro 64-bit, the setup wizard will ask for this key. Once verified online via Microsoft's servers, your copy of Windows becomes "Activated." This unlocks:
If you've already purchased a copy of Windows 10 Pro 64 bit, you might be wondering where to find your activation key. Here are a few methods to retrieve your key: activation key for windows 10 pro 64 bit
: If you purchased a refurbished PC, the refurbisher should provide the product key, often found on a Certificate of Authenticity (COA) sticker. How to Activate Windows 10 Pro When you install Windows 10 Pro 64-bit, the