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

Fix 502 Bad Gateway Error in Windows Command Prompt

If you're seeing a 502 Bad Gateway error while running commands in Windows Comma...

Fix ERR_SSL_PROTOCOL_ERROR on Windows 10

If you see ERR_SSL_PROTOCOL_ERROR in Chrome or Edge on Windows 10, the browser i...

Fix Windows Activation Proxy Error After Network Change

After changing networks—moving offices, switching ISPs, or reconfiguring a VPN—you might see a Wi...

Chrome Profile Backup and Restore Guide

If you've ever lost bookmarks, saved passwords, or browser extensions after reinstalling Chrome o...

How to Fix Abnormal Memory Usage in CMD on Windows

Windows Defender Troubleshooting Guide: Step-by-Step Fixes

Windows Defender (now Microsoft Defender Antivirus) may stop working due to corrupted files, conf...