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

Fix Windows Update Error 0x80070005: Permission Issues

When Windows Update fails with error 0x80070005, it usually means the update process doesn't have...

Windows 11 Activation Module Not Found: Causes and Fixes

You try to open Activation settings in Windows 11 and see 'Windows activation module not found' o...

Fix Firefox Profile Missing Error 0x80520007

When you see Firefox error code 0x80520007, it usually means Firefox cannot find or load your use...

Fix Windows Security Authentication Error 0x80070035

How to Fix systemd Service Restart Loop

If you see a systemd service repeatedly starting and stopping, you're dealing with a restart loop...

Fix Task Scheduler Blank Screen in Windows 10

You open Task Scheduler in Windows 10 but see only a blank white or gray screen—no tasks, no menu...