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

Fix Microsoft Store Error 0x80072ee7 Network Issue

When you see error 0x80072ee7 in the Microsoft Store, it usually means the app can't reach the in...

Remote Desktop Authentication Error: Quick Fixes

You try to connect to a remote PC, but instead of a desktop, you see an authentication error. Thi...

Fix Windows Defender Blank Screen in Windows 10

If you open Windows Defender Security Center in Windows 10 and see nothing but a blank white or g...

Fix Windows Search SSL Certificate Error

When Windows Search throws an SSL certificate error, it usually means the search service can't va...

Fix Microsoft Teams Connection Refused by Proxy Server

When Microsoft Teams shows a 'connection refused' error and mentions a proxy server, it usually m...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

After installing or updating Microsoft Office, Outlook may open ...