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

Fix DNS Probe Finished NXDOMAIN on Custom DNS Server

If you see “DNS PROBE FINISHED NXDOMAIN” in Chrome or another browser while using a custom DNS se...

How to Fix Chrome Extensions Not Loading or Grayed Out

You open Chrome, click the puzzle icon, and see your extensions grayed out or missing. They don&#...

Fix ERR_CONNECTION_RESET on Specific Websites

ERR_CONNECTION_RESET is a common Chrome error that prevents loading certain websites while others...

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

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

Fix Windows Security App Access Denied Error

When you open Windows Security (formerly Windows Defender Security Center) and see an 'Access...

Fix Git Push Rejected Non Fast Forward Error