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

OpenVPN Connection Failed: Check Firewall Settings

You see "connection failed" in your OpenVPN client log. The server is reachable, but the handshak...

Fix Outlook Blank Screen After Office Installation

Symptom and likely cause

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

Fix Chrome Remote Desktop Audio Not Working

You connect to a remote machine via Chrome Remote Desktop, but there's no sound. Audio can fail f...

Reset DNS Cache Using Command Prompt Not Working: Fixes

You open Command Prompt as administrator, type ipconfig /flushdns, and press Enter. ...

Fix Windows Search Not Working Due to Dependency Conflict

If Windows Search stops returning results or the search box shows no results, a dependency confli...

Enable Windows Defender After Disabling Third-Party Antivirus

If you've disabled or uninstalled a third-party antivirus and now find Windows Defender is not au...