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

How to Fix Windows Security Service Not Running

If you see an error that the Windows Security service is not running, the Security Center or Wind...

BitLocker Recovery Key 404 Not Found on Windows 10: Fixes

If you're seeing a '404 Not Found' error when trying to access your BitLocker recovery key on Win...

Microsoft Teams Proxy Server Troubleshooting Checklist

If Microsoft Teams fails to connect, shows a black screen, or keeps signing you out, a misconfigu...

Fix Outlook DNS Error on Windows 10: Step-by-Step

When Outlook on Windows 10 shows a DNS error, you usually see something like "Cannot connect to y...

How to Fix BitLocker Recovery Key Not Working

You enter the 48-digit recovery key, but Windows still won't unlock the drive. This can happen af...

Fix PowerShell Reset Settings Not Syncing