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

Fix Windows Security Certificate Error in Outlook 365

You open Outlook 365 and see a security certificate warning: "There is a problem with the proxy s...

Windows 10 Activation Stuck at 0% Setup: How to Fix

When you try to activate Windows 10, the progress bar may hang at 0% and never move. This usually...

Fix Command Prompt Token Expired Not Working

If you see a 'token expired' or 'not working' error in Command Prompt, it usually means an authen...

Fix Task Scheduler Error 0x80070057 After Windows Update

After a Windows update, you may see error 0x80070057 when opening Task Scheduler or trying to cre...

Fix Windows Defender Real-Time Protection Not Working with Network Error

You open Windows Security and see a yellow warning that real-time protection is off. When you try...

Fix Error 0x80070005 Access Denied in Command Prompt