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

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 Microsoft Store Permission Denied Error for App Installation

When you try to install an app from the Microsoft Store, you might see a "Permission Denied" erro...

Fix NVM Command Not Found on Windows

After installing NVM for Windows, you may open a new terminal, type nvm, and get an ...

Fix 'Port Already Allocated' Error in Chrome via Command Line

You start Chrome from the command line and get an error that the port is already allocated. This ...

Microsoft Teams 504 Error Troubleshooting Checklist

When Microsoft Teams shows a 504 Gateway Timeout error, it usually means the server didn't respon...

Fix Outlook Data File Access Permissions Error