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

Fix Microsoft Teams 'Permission Denied' Error on Launch

You click to open Microsoft Teams, but instead of the login window, you get a 'permission denied'...

Fix Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

How to Fix Windows Defender Slow Performance

Windows Defender (now Microsoft Defender Antivirus) can sometimes cause noticeable slowdowns, esp...

Fix Microsoft Teams File Locked Configuration Settings

When you see 'file locked' in Microsoft Teams, it usually means another user or process has the f...

How to Fix Command Prompt High CPU and Memory Usage

You open Task Manager and see Command Prompt (cmd.exe) consuming a large percentage of CPU or a l...

Fix OneDrive Not Signing In Due to Network Firewall

You try to sign in to OneDrive, but it fails with a network error. Often, a firewall—on your comp...