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

How to Fix PowerShell Token Expired in Pipeline

When running PowerShell scripts in a CI/CD pipeline (Azure DevOps, GitHub Actions, Jenkins), you ...

Step-by-Step Guide to Set Up BitLocker Backup to an External Drive

If you've enabled BitLocker on your Windows PC, you know how important it is to keep your recover...

How to Clear SSH Known Hosts and Fix Host Key Verification Failed

Fix Windows Activation Error 0x8007232b: Invalid Configuration

When you see error code 0x8007232b during Windows activation, the message usually says something ...

Fix Outlook Connection Refused Error 0x80040115

Outlook error 0x80040115 usually appears as "Connection refused" or "Cannot start Microsoft Outlo...

Fix Chrome Resolution Too Small on Ubuntu

If Chrome appears unusually small on Ubuntu—tiny text, cramped tabs, or icons that are hard to cl...