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

Fix Outlook 404 Not Found Error in Microsoft 365

You open Outlook in Microsoft 365 and see a '404 Not Found' page. This usually means Outlook can'...

Windows Security Version Mismatch: Troubleshooting Checklist

If you see an error message saying Windows Security has a version mismatch, or the Security Cente...

Fix Outlook High CPU Usage Caused by Antivirus Scanning

Symptoms and Likely Cause

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

Fix Microsoft Teams Permission Denied Error

You're trying to open a file, share your screen, or access a channel in Microsoft Teams, and inst...

How to Fix Windows Update Stuck on Downloading

You click Check for updates, and the progress bar sits at some percentage for hours. Maybe it say...

Fix OneDrive Sync Dependency Conflict with Registry Edit

If OneDrive shows a sync error with a message about a dependency conflict, it often means a regis...