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

Fix OneDrive Sync Module Not Found Error 0x8004de40

You see the error "Sync module not found" with code 0x8004de40 when trying to use OneDrive. This ...

How to Clear Microsoft Teams Cache (Windows & Mac)

If Microsoft Teams is running slowly, failing to load messages, or showing stale data, a corrupte...

Fix Microsoft Store for Linux Ubuntu Permission Denied

If you're running Microsoft Store apps on Ubuntu via tools like Wine or a compatibility layer, yo...

Fix Outlook Cannot Start with Safe Mode Command

When Outlook fails to launch normally, the safe mode command (outlook.exe /safe) is ...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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