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

How to Fix Microsoft Store Error 0x80070005

You open Microsoft Store and see error 0x80070005, often accompanied by “Access denied” or “Somet...

Outlook Proxy Settings Not Saving: Fixes That Work

Outlook proxy settings not saving usually happen after a Windows update, antivirus change, or mis...

Fix Windows Defender Error 502 Bad Gateway

You open Windows Security and see 'Error 502 – Bad Gateway.' This usually means Windows Defender ...

Fix CMD Service Unavailable Due to Group Policy

Situation

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

Fix Windows Security Authentication Failed in Remote Desktop

When you try to connect to a remote PC and see "Windows Security" followed by "Authentication fai...

Fix Outlook Sync Not Working After Reset

If you reset Outlook settings and now your mail, calendar, or contacts won't sync, you're not alo...