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

How to Restore Chrome Profile After a Crash

Symptoms of a Corrupted Chrome Profile

After a browser crash, you might see errors like '...

How to Fix Windows Update Error 0x80070643

You try to install the latest Windows updates but get error 0x80070643. This usually means the up...

Fix OneDrive SSL Certificate Error and Permission Denied

When you see an SSL certificate error or a permission denied message in OneDrive, syncing stops. ...

How to Fix Command Prompt Rate Limit Error Not Working

When you encounter a rate limit error in Command Prompt and the usual fixes don't work, commands ...

How to Fix Windows Terminal 404 Error on Open

You click Windows Terminal and nothing happens, or you see a 404 error message. This usually mean...

Fix 'Port Already in Use' Error When No Process Shows

You try to launch Chrome or a Chrome-based tool (like Puppeteer, Selenium, or a local dev server)...