Knowledge base for software setup, errors, and daily tool work.

Windows Defender Real-Time Protection Greyed Out: How to Fix

If you open Windows Security and see the real-time protection toggle greyed out, you can't tu...

Fix Discord Black Screen from Chrome Hardware Acceleration

Why Chrome Hardware Acceleration Causes Discord Black Screen

When Chrome uses hardware a...

How to Fix Firefox Secure Connection Failed with VPN

You're using a VPN and Firefox suddenly shows 'Secure Connection Failed' on sites tha...

Windows Security App Not Working After Reset? Try These Fixes

If you recently reset your Windows PC and now the Windows Security app won't open, shows a bl...

How to Fix Nginx Redirect Loop from HTTP to HTTPS

If you're seeing an infinite redirect loop when trying to force HTTPS in nginx, the browser u...

Fix Windows 11 Blue Screen After Update Stuck in Restart Loop

After a Windows 11 update, your PC may show a blue screen error and then restart repeatedly, neve...