In this video, you’ll learn how to fix the error “Cannot delete file” or “Error while deleting key” in Windows Registry Editor. Whether you’re trying to remove a stubborn registry entry, delete a locked file, or fix access denied errors when modifying system files or keys — this guide will walk you through working solutions that work across Windows 11, Windows 10, Windows 8, and Windows 7. <br /><br />✅ Topics Covered: <br /><br /> How to delete protected registry keys in Regedit <br /><br /> Fix “Cannot delete key: Error while deleting key” <br /><br /> How to gain full permissions to delete registry entries <br /><br /> Use of RegOwnIt, RegDelNull, or third-party tools like Sysinternals RegDelKey <br /><br /> Fix “Access Denied” errors while deleting files or registry <br /><br /> Remove locked or undeletable files in Windows <br /><br /> Use Safe Mode or Command Prompt to remove stubborn files <br /><br />💡 These fixes are useful for IT admins, advanced users, or anyone who needs to modify or clean the Windows Registry safely. <br /><br />🔍 Search Keywords (SEO Tags): <br />how to delete registry key windows 11, <br />error while deleting key windows 10, <br />cannot delete registry key windows 7, <br />fix cannot delete file windows 10, <br />delete locked file windows 11, <br />how to take ownership of registry key, <br />how to fix access denied registry, <br />windows 11 registry error fix, <br />cannot delete key error, <br />regedit cannot delete key fix, <br />file or registry deletion problem fix, <br />windows access denied registry solution <br /><br />#WindowsRegistryFix <br />#CannotDeleteKey <br />#RegeditError <br />#AccessDeniedFix <br />#Windows11Error <br />#TechFix