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

Fix Chrome Profile Download Permission Denied on Windows 10

When you try to download or save a Chrome profile on Windows 10, you might see a 'permission deni...

OneDrive Invalid Configuration Sync Issue Fix

Understanding the Problem

You open OneDrive and see an error like "Invalid configuration"...

How to Install Windows Security on Ubuntu (via Virtual Machine or Wine)

If you're looking to run Windows Security (Microsoft Defender) on Ubuntu, you've hit a fundamenta...

SSH Permission Denied (Publickey) on EC2: Setup Fixes

If you're seeing "Permission denied (publickey)" when trying to SSH into an AWS EC2 instance, the...

Fix Chrome Authentication Failed After Password Change

If you changed your Google Account password and now Chrome says "authentication failed" when tryi...

How to Fix Windows Update That Failed to Install Manually

You click 'Install now' on a Windows update, wait through the progress bar, and then see 'Update ...