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

Outlook Service Unavailable: Practical Troubleshooting Checklist

You open Outlook and see the dreaded “Service Unavailable” error. This usually means Outlook can’...

Outlook File Locked: How to Unlock PST File

You try to open your Outlook data file (PST) and get an error that the file is locked, or Outlook...

Chrome Profile Sync Stuck on Ubuntu: Fixes That Work

If Chrome sync stops mid-way on Ubuntu—showing "Syncing paused" or "Sync is stuck"—it's often a l...

Fix Microsoft Store Authentication Token Expired Error

When you open Microsoft Store and see an error like 'Authentication token expired' or 'Your authe...

Fix Outlook Update Keeps Failing in Office 365

When Outlook update keeps failing in Office 365, you might see error messages like “Update failed...

Windows Security for Ubuntu Installation Checklist

Before You Install Ubuntu

If you're dual-booting Windows and Ubuntu, or replacing Windows...