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

Outlook High CPU Usage: Scanpst Repair Guide

If Outlook is consuming 90-100% CPU and slowing your system, a corrupted PST file is a common cau...

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,...

Microsoft Teams Version Mismatch Configuration Guide

You try to join a meeting or share a file, and Teams shows an error about version mismatch. This ...

Fix kubectl apply Forbidden on GKE

UFW Port Closed Despite Allow Rule: Fixes

You've added a UFW allow rule for a port, but a port scan or service test shows the port is still...

Windows Activation Token Expired After Hardware Change: Fix

After replacing a motherboard, CPU, or hard drive, you may see a message that your Windows activa...