Incorrectly editing your registry can stop your PC from functioning and create irreversible damage to your operating system.
In fact, one misplaced comma can prevent your PC from booting entirely!
Drivers can work one day, and suddenly stop working the next day, for a variety of reasons.
The good news is that you can often update the device driver to fix the Error 1605 problem.
System Restore can return your PC's system files and programs back to a time when everything was working fine.