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

Fix Command Prompt 404 Not Found Error

If you're seeing a '404 Not Found' error in Command Prompt, it usually means the file, command, o...

Fix Windows Defender Real-Time Protection Turned Off & Connection Refused

You open Windows Security and see real-time protection is off. Trying to turn it on fails with a ...

Fix Windows Activation Service Unavailable Without Product Key

You see 'Windows activation service unavailable' and you don't have the product key. This usually...

Outlook Sending Limit Reached: How to Fix and Avoid

You try to send an email in Outlook and get an error that your sending limit has been reached. Th...

Fix Command Prompt Can't Connect to Internet in Windows 10

You open Command Prompt, type ping google.com or curl, and get an error...

Fix 'ffmpeg command not found' in PHP exec()