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

Fix GitHub Actions Docker Push Permission Denied

Fix Windows Update Stuck at 100% Not Finishing

You wait for a Windows update to finish, the progress bar hits 100%, and then nothing happens for...

Fix Jupyter Notebook Token Not Working in VS Code

You enter your Jupyter notebook token in VS Code, but it fails to connect. The server log shows a...

Fix Command Prompt Access Denied & Permission Denied Errors

When you see Access Denied or Permission Denied in Command Prom...

How to Avoid Microsoft Teams Rate Limits

If you use Microsoft Teams extensively—especially with bots, automation, or custom apps—you may h...

Fix Cloudflare DNS Not Working with VPN Connection

If you use Cloudflare DNS (1.1.1.1) and a VPN together, you may hit a snag where DNS stops resolv...