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

Fix Windows Defender Real-Time Protection Not Running

You open Windows Security and see a yellow warning: "Real-time protection is off." Or you...

Fix Windows Update Error 0x80070002 on Windows 11

If you see error 0x80070002 when running Windows Update on Windows 11, it usually means Windows c...

How to Fix Windows 11 Taskbar Icons Missing After Update

After a Windows 11 update, some users find that taskbar icons—like the Start button, search, or p...

Fixing Nginx Permission Denied for Access Log

When Nginx reports 'permission denied' while trying to write to the access log, the error...

How to Fix Git Push Rejected: Non-Fast-Forward Merge