A white hat hacker has discovered a clever way to force ChatGPT into giving up Windows product keys, a lengthy string of ...

Click Troubleshoot button at right pane. Windows will now run Activation Troubleshooter. Wait for it to complete.

If you are reinstalling Windows 10, and automatic activation fails, then it is possible that the key which had used before was invalid or one-time use like a MAK key.

We can’t activate Windows on this device as we can’t connect to your organization’s activation server. Make sure that you’re connected to your organization’s network and try again.

Windows 10 Pro users earlier this week had reported getting such activation problems. They complained in a Reddit Windows 10 discussion forum and a Microsoft community forum , for instance.

Until last month, users with Windows 7 and Windows 8 on their systems could install Windows 11 for free and activate the OS by typing the activation code of these older versions.