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

PowerShell Not Working After Windows Update: How to Fix

After a Windows update, PowerShell may fail to launch or run commands. Common symptoms include a ...

Nginx 502 Bad Gateway: PHP-FPM Fix Guide

Seeing a 502 Bad Gateway error from Nginx usually means it can't reach PHP-FPM. This is common af...

Outlook IMAP Connection Failure: Step-by-Step Fix

If Outlook shows "cannot connect to IMAP" or similar errors, it usually points to a server, port,...

Fix Cargo Build Failures from Incompatible Crate Versions

You run cargo build and get errors about conflicting or incompatible crate versions....

Fix Command Prompt Blank Screen After Windows 11 Update

After a Windows 11 update, you might open Command Prompt and see only a blank window with no prom...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

You notice Outlook consuming 50% or more CPU, making your syste...