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

Fix Windows Update Error 0x80070005 by Taking Ownership

What Causes Error 0x80070005?

This error usually means Windows Update doesn't have pe...

Fix Windows Security App Blocked by Antivirus

You open Windows Security (formerly Windows Defender) only to see an error or blank screen becaus...

How to Fix Git Detached HEAD and Checkout a Branch

You're working in a Git repository, make some commits, and then realize you're in a '...

Fixing Python UnicodeDecodeError When Reading a File

You open a file in Python, call read(), and get a UnicodeDecodeError. T...

Fix Windows Security App Missing from Start Menu

You open the Start menu, type “Windows Security,” but nothing appears. The app may have been unre...

Chrome Startup Crash Due to Malware: Detection and Fix

If Chrome crashes immediately upon launch, or opens to a blank page before closing, malware may b...