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

Fix Windows Defender Error 0x800704ec: Real-Time Protection

If you see error code 0x800704ec when turning on Windows Defender real-time protection, the servi...

Fix Cloudflare Wildcard Subdomain Page Rule Not Working

You set up a wildcard subdomain page rule in Cloudflare—like * .example.com/*—but it...

Git Detached HEAD Warning Explained: Causes and Fixes

You see a warning: "You are in 'detached HEAD' state." This happens when you chec...

Chrome Extensions Not Loading: Common Causes and Fixes

You open Chrome and notice your extensions are missing from the toolbar, or they appear greyed ou...

Fixing Edge Sync Error 0x80072efd on Windows

If you see error code 0x80072efd when trying to sync your Microsoft Edge browser data, the sync p...

Fix Docker 'No Space Left on Device' on Mac