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

Outlook PST File Locked: How to Unlock and Access It

You try to open your Outlook data file (PST) and get an error that it's locked or cannot be acces...

Fix Windows Update Proxy Errors After Network Change

If you recently switched networks—say, from a corporate VPN to a home Wi-Fi—and Windows Update no...

How to Fix Command Prompt Freezing on Startup

You open Command Prompt, and instead of a blinking cursor, you get a frozen window that won't res...

Fix Remote Desktop Authentication Failed on Windows 10

When you try to connect to a remote Windows 10 PC and see “An authentication error has occurred” ...

Fix Windows Defender Proxy Error: Permission Denied