If you are looking for a legitimate way to activate your system, you cannot use this Product ID to do so. Instead, you need a 25-character Product Key (formatted as XXXXX-XXXXX-XXXXX-XXXXX-XXXXX My product Key is 00426-OEM-8992662-00006 - Microsoft Q&A
Use the command sfc /scannow to ensure that system files related to licensing haven't been corrupted by third-party software. product id 00426 oem 8992662 00400 free activation key hot
