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

Fix Command Prompt pip Install Permission Denied Error

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 OneDrive Token Expired Error (0x8004de40)

You open OneDrive and see an error like “Your token has expired” or code 0x8004de40. This usually...

Set Up Outlook Proxy for Exchange: Step-by-Step

When Outlook can't connect to Exchange, a misconfigured proxy is often the culprit. This guide wa...

BitLocker Not Working: Port Already Allocated Fix

When you try to enable BitLocker and see 'port already allocated', it usually means something els...

Microsoft Teams Token Expired Troubleshooting Checklist

If you see an error like "Your token has expired" or "Authentication needed" in Microsoft Teams, ...