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

How to Rearm Windows Activation Grace Period

When Windows is not activated, you have a limited time (typically 30 days) before it starts showi...

Fix Missing Dependencies in Microsoft Store Offline Installer

When you use a Microsoft Store offline installer (sometimes called an app bundle or .appxbundle f...

Fix Visual Studio Installer Error 0x80070643

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

How to Fix Command Prompt Failed to Start on Windows 10

If you click on Command Prompt and nothing happens, or you see an error like “Windows cannot find...

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...

How to Fix PowerShell Invoke-WebRequest 504 Gateway Timeout