While technically possible to bypass the activation prompt for Windows 8.1 Pro Build 9600, Microsoft officially requires a for full long-term functionality and legal compliance.
If it doesn't activate, you can manually retrieve it using the : activate windows 8.1 pro build 9600 without product key
If a 25-character key appears, go to > Activate Windows and enter it there. 2. Bypassing the Key During Installation While technically possible to bypass the activation prompt
If your PC originally came with Windows 8.1 pre-installed (OEM), the product key is likely . You don’t need to type it; the system should find it automatically. the system should find it automatically.