A legitimate license provides:
To help you get your computer running at its best, could you share a bit more about the you are experiencing (e.g., slow boot times, frequent crashes, low disk space)? I can recommend the exact built-in Windows tools or free alternative software to fix them safely. Share public link
Be extremely cautious with videos that:
Go to Settings > System > Storage to automatically clear out temporary files, empty your recycle bin, and free up space.