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

PowerShell Not Opening on Windows 10: Quick Fixes

If PowerShell won't open on Windows 10—no window appears, it flashes and closes, or you get an er...

Fix Windows Update Error 0x80070020: Port Already Allocated

When you see error 0x80070020 during a Windows Update, it usually means a program is already usin...

Windows Activation Stuck on Loading Screen: Fix System Restore Issues

You're trying to activate Windows, but the activation screen is stuck on "Loading..." and System ...

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