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

Fix Windows Security 404 Not Found on Startup

When Windows Security shows a 404 error on startup, it typically means the app can't find its req...

Fix VMware Workstation Network Adapter Not Working on Linux Host

If you're running VMware Workstation on a Linux host and your virtual machine's network adapter s...

How to Fix Windows Update Service Not Running

If Windows Update won't start or you see an error that the update service is not running, it's us...

Fix BitLocker Authentication Failed with TPM Not Working

If BitLocker prompts for a recovery key or shows "Authentication failed" and TPM is not working, ...

Fix BitLocker Module Not Found: Reinstall Driver

You see 'BitLocker module not found' when trying to enable or manage BitLocker. This usually mean...

Fix Windows Search Access Denied for Administrator Account

Why You See 'Access Denied' as Administrator

You're logged in as an administrator, but Wi...