In that case, it's starting to sound like a complete system rebuild will be required. That means reinstalling Windows - which will wipe out all applications and data - then reinstalling your apps and, finally, restoring your data. Make sure you back-up all your data and settings first. Windows 'Backup and Restore' (see
https://support.microsoft.com/en-au/...ack-up-restore) should be able to do that - and the restoration - for you.