QUESTION: When turning on my Windows 98 PC, Scandisk starts. It counts to 27 per cent and freezes. I can't press any button at that point to unfreeze the computer (the Repair button doesn't work, etc.

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.

Learn how to boot into Safe Mode on Windows 8 with our easy-to-follow guide. Safe Mode is a diagnostic startup mode that allows you to troubleshoot and fix various issues with your Windows 8 system.

Learn seven different ways to boot a Windows 10 PC in Safe Mode to help troubleshoot issues using this comprehensive guide. Explore Get the web's best business technology news, tutorials, reviews, ...