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

Fix 502 Bad Gateway in Windows Terminal: Firewall Steps

If you see a 502 Bad Gateway error in Windows Terminal, it usually means a network component (lik...

Windows Search Not Showing Files: Fixes That Work

You type a filename into the Windows Search box, but nothing shows up—or only old results appear....

Fix Windows Activation 502 Bad Gateway Due to Proxy Settings

If you see a "502 Bad Gateway" error when trying to activate Windows, the problem is often a misc...

How to Fix Slow Windows Defender Scan Speed

If your Windows Defender (Microsoft Defender Antivirus) scan is taking much longer than usual—som...

Fix Windows Defender Update Error 0x80240022

When updating Windows Defender, you might see error 0x80240022. This usually means Windows Update...

Fix 'ffmpeg command not found' in PHP exec()