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

Download PowerShell Offline Installer for Windows 10

If you need to install PowerShell on a Windows 10 machine that has limited or no internet access,...

Fix PuTTY Network Error: Connection Refused on Ubuntu

When you try to connect to an Ubuntu machine using PuTTY and see "Network error: Connection refus...

Fix Chrome Camera Permission Denied Error

When you try to use your camera in Chrome and see a 'Permission Denied' error, it can be frustrat...

Fix 'chrome command not found' After Snap Install

Fix Windows Search 502 Bad Gateway After Update

After a recent Windows Update, you might see a “502 Bad Gateway” error when using Windows Search....

How to Fix Windows Defender Connection Refused Error

If you see a 'connection refused' message when opening Windows Defender or updating virus definit...