Breakthroughs, discoveries, and DIY tips sent every weekday. Terms of Service and Privacy Policy. Hopefully, you’ll never have a PC problem to troubleshoot, but if ...

Q: Can you tell me about Safe Mode? I see you mention it in your columns, and I hear it mentioned elsewhere. Can you tell me what it is and what it is for? A: Safe Mode is a diagnostic mode for ...

Turn off your system. Remove the power cord and disconnect all the peripherals. Disconnect the charger if it is a laptop. Press and hold the power button for up to 30 seconds. Turn on your system.