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

Windows Security Scan Stuck at 99%: Practical Fixes

You run a Windows Security (formerly Windows Defender) scan, it reaches 99%, and then… nothing. I...

How to Fix Chrome DNS Error Code 105 (ERR_NAME_NOT_RESOLVED)

If you see "DNS error code 105" or "ERR_NAME_NOT_RESOLVED" in Chrome, it means the browser cannot...

Outlook Settings Reset Not Working: Practical Fixes

Fix PowerShell Blank Screen After Resizing Window

If you resize a PowerShell window and the screen goes blank, you're not alone. This usually happe...

Fixing Microsoft Teams DNS Sync Issues: A Practical Guide

If Microsoft Teams fails to sync, shows login errors, or reports connection problems, a DNS sync ...