For better security and modern feature support, it is strongly recommended to upgrade to a supported operating system like Windows 10 or 11. Get help with Windows activation errors - Microsoft Support
If you are trying to activate a legal copy of Windows 7 Starter, you should use the official methods provided by Microsoft rather than third-party downloads. :
Choose and enter your 25-character product key. Support Resources
: You can try retrieving the original product key by running the following command in an administrative Command Prompt: wmic path softwareLicensingService get OA3xOriginalProductKey . Official Activation Process : Open the Start menu and type "Activate" in the search box. Select Activate Windows from the results.
: You can find a list of international customer service phone numbers on the official Microsoft Support site.