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

Fix OneDrive Sync Blocked by Third-Party Antivirus File Lock

OneDrive suddenly stops syncing files, showing errors like “Changes to can't be saved”...

Fix Windows Update Service Not Running on Startup

If your PC gets stuck in an automatic repair loop and the Windows Update service is not running o...

Outlook Shared Mailbox Migration: Setup and Troubleshooting

When migrating shared mailboxes to a new Exchange environment or Office 365 tenant, users often r...

Fix PowerShell Authentication Failed Credentials Error

Resolving PowerShell Login Loop and Sync Issues

If you're stuck in a PowerShell login loop—where the console repeatedly prompts for credentials o...

Fix Microsoft Store Authentication Failed Error

When you see an authentication failed error in the Microsoft Store, it usually means the store ca...