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...

BitLocker Dependency Conflict Setup Guide

When enabling BitLocker on Windows, you might hit a dependency conflict error. This often happens...

Fix Visual Studio Installer Error 0x80070643

You're trying to install or update Visual Studio, but the installer fails with error code 0x80070...

Fix PowerShell Remote Connection Refused Error

Fix Microsoft Teams 502 Bad Gateway Error When Joining a Meeting

When you try to join a Microsoft Teams meeting and see a 502 Bad Gateway error, ...

How to Fix Microsoft Teams Slow Performance on Windows 10

If Microsoft Teams feels sluggish on your Windows 10 PC — messages lag, calls stutter, or the app...