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

Fix Windows Defender Login Loop in Safe Mode

If Windows Defender keeps asking you to sign in repeatedly—even in Safe Mode—the problem is usual...

Microsoft Teams Service Unavailable on Mac: How to Fix

When Microsoft Teams shows a 'service unavailable' error on your Mac, it usually means the app ca...

Fix Microsoft Store 'Port Already Allocated' Error via Firewall

When launching the Microsoft Store, you may see an error like 'Port already allocated' o...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

Microsoft Teams Memory Usage Keeps Increasing: Fixes

You open Task Manager and see Microsoft Teams using 1 GB of RAM, and it keeps climbing. Over a fe...

Fixing PowerShell Offline Installer Configuration Errors

When you try to install PowerShell using an offline installer, you may encounter a configuration ...