If you had a Digital License (Microsoft account), nothing. Reinstall and skip key entry. If you had a Retail key, you can retrieve it from your Microsoft account’s “Devices” section or use a key-finder tool on the old installation.
wmic path SoftwareLicensingService get OA3xOriginalProductKey and press Enter. w11 product key
: Apps like ShowKeyPlus , available on the Microsoft Store, can reveal the key stored in your BIOS or current registry. Quick Tips for Activation If you had a Digital License (Microsoft account), nothing