You can't simply delete hiberfil.sys through File Explorer. Even if you enable hidden files and protected operating system ...

To permanently remove Windows Security, use Local Group Policy Editor, Windows Registry tweaks, or the Windows Defender Remover tool. Be cautious— removal can leave your PC vulnerable. Always back up ...

If you're ready to replace your old PC and hand it down to a friend or family member, you'll need to wipe your data and reset it. Follow these instructions to make sure you do it the right way.