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

Fix Chrome 502 Bad Gateway Due to Proxy Settings

You’re browsing and suddenly Chrome shows 502 Bad Gateway. The error often point...

Checklist for Fixing Windows Activation Token Expired

If you see a message saying your Windows activation token has expired, it usually means the syste...

Fix Command Prompt DNS Lookup Failed Error 0x80072ee7

Fix Chrome Profile File Locked After Crash

If Chrome crashes and you see a message that your profile file is locked, it usually means Chrome...

How to Fix PowerShell Proxy Error: Step-by-Step Guide

If you see a proxy error in PowerShell—like Unable to connect to the remote server o...

Fix 'Module Not Found' Error in Chrome on Windows 10

If you see a 'module not found' error in Chrome on Windows 10, it usually means Chrome cannot loa...