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

PowerShell Not Responding When Opening: Quick Fixes

You click PowerShell and nothing happens — or the window opens but immediately freezes. This is a...

Fix Microsoft Teams Module Not Found on Windows 10

When launching Microsoft Teams on Windows 10, you might see an error like 'Module not found' or '...

Fix 'npm command not found' on Linux

When you type npm in the terminal and get command not found, it usually...

Microsoft Teams Clear Cache Troubleshooting Guide

If Microsoft Teams is running slowly, failing to load messages, or showing outdated content, a co...

Fix Windows Defender Update Error 0x80070643

If you see error 0x80070643 when updating Windows Defender, it usually means the update failed du...

Fix Chrome SSL Certificate Error: Invalid Common Name