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

Fix 404 Not Found Error When Using curl in cmd

You run a curl command in Windows Command Prompt and get a 404 Not Found response. T...

Enable Windows Defender After Group Policy Disabled It

If Windows Defender is disabled and you suspect a Group Policy setting is the cause, you may see ...

MongoDB Authentication Failed Error 18: Causes and Fixes

When you see MongoDB AuthenticationFailed (error code 18), it means the server r...

How to Fix CMD High Memory Usage

If you notice that Command Prompt (cmd.exe) is using an unusually high amount of memory (e.g., hu...

Fix CMD Service Unavailable Due to Group Policy

Situation

You open Command Prompt and see an error like "Command Prompt has been disabled...

Microsoft Store Error 0x80073cf3: How to Fix Installation Issues

When installing or updating apps from the Microsoft Store, error code 0x80073cf3 typically appear...