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

Microsoft Teams Microphone Not Working in Meetings: Fixes

When your microphone stops working in a Teams meeting, you can see others but they can't hear you...

Fix GitHub Actions Docker Push Permission Denied

How to Repair Outlook PST File When It Fails to Start

If Outlook fails to start and you see errors like 'Cannot start Microsoft Outlook' or 'The file p...

Windows Terminal High Memory Usage: Causes and Fixes

Windows Terminal can sometimes consume more memory than expected, especially after long sessions ...

Fix Windows Defender Blocked by Group Policy Permission Denied

You try to open Windows Defender Security Center or run a scan, but get an error: "Windows Defend...

Fix Outlook High Memory Usage and Permission Denied on PST

Outlook users sometimes encounter two related problems: high memory usage (often 1 GB or more) an...