
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)...
Software troubleshooting desk

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

You click 'Check for updates' and see an error, or updates download but fail to install with a me...

When you see 'Cannot connect to server' in Command Prompt, it usually means a network issue, a fi...

If you see a rate limit error when using Windows Search or the search feature stops working entir...

When you see a "DNS server not responding" error, your browser can't translate domain names into ...

After a Windows update, some users see a BitLocker error saying the port is already allocated. Th...