Checklists for software errors, setup, and tool workflows.

Fix Windows Update Proxy Errors After Network Change

If you recently switched networks—say, from a corporate VPN to a home Wi-Fi—and Windows Update no...

Fix Windows Search Port 80 Already in Use Error

You’re trying to start Windows Search or an indexing service, and you see an error like “Port 80 ...

Fix Windows Terminal 502 Error After Update

After a recent Windows Terminal update, you might see a 502 error when trying to launch the app. ...

Fix Microsoft Teams Microphone Not Detected in Windows

Common Causes

• Microphone permissions disabled for Teams in Windows settings.

Fix Windows Activation Proxy Server Not Responding

When you try to activate Windows and see “proxy server not responding,” it usually means Windows ...

Fix npm ERR! code EACCES on Windows 10: Permissions Guide

If you see npm ERR! code EACCES while installing or updating packages on Windows 10,...