Software comparisons, alternatives, and tool decision notes.

Windows Security App Not Opening on Windows 10: Fixes That Work

When you click the Windows Security icon in the Start menu or taskbar and nothing happens, it’s u...

Chrome Extensions Not Loading After Update: Common Fixes

After a Chrome update, you might find that extensions are missing, grayed out, or simply not work...

Fix Windows Defender Real-Time Protection Not Starting

If you see a yellow warning or a message that real-time protection is off, Windows Defender’s cor...

Fix 'git pull failed index.lock file exists' Error

When running git pull, you may see an error like:

fatal: Unable to create &#...

Fix Windows 11 Installation Assistant Stuck at 99% in Safe Mode

If you're running the Windows 11 Installation Assistant in Safe Mode and it gets stuck at 99%...

Fix Windows Update Service Not Running with DISM Restore Health

You try to run DISM /Online /Cleanup-Image /RestoreHealth and get an error saying th...