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

How to Disable Shell Extensions to Stop Explorer Restarting

If File Explorer keeps restarting, crashing, or freezing on its own, a misbehaving shell extensio...

DNS Probe Finished NXDOMAIN: Fix When ipconfig /flushdns Fails

You're browsing normally and suddenly Chrome shows "DNS_PROBE_FINISHED_NXDOMAIN". You...

Fix Python UnicodeDecodeError with os.listdir

When you run os.listdir() on a directory containing files with non-ASCII names, you ...

Fix Edge Sync Not Working with Family Safety

If Microsoft Edge won't sync your bookmarks, passwords, or settings while Windows Family Safe...

Fix Windows 11 Installation Assistant Stuck at 99%

You're running the Windows 11 Installation Assistant, it reaches 99%, and then nothing happen...

Git Push Rejected Non Fast Forward: Troubleshooting Checklist