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 Outlook Email Sync Failed on Ubuntu

Outlook email sync fails on Ubuntu: what to check

If Outlook (via web browser, Evolution,...

Microsoft Teams Microphone Not Working in Meetings: Fixes

When your microphone stops working in a Teams meeting, you can see others but they can't hear you...

Outlook Not Downloading Emails on Windows 10: Practical Fixes

If Outlook stops downloading new emails on Windows 10, you're not alone. This issue can stem from...

How to Fix PowerShell Script Permission Denied Error

You try to run a PowerShell script and get a 'permission denied' error. This can happen for sever...

How to Fix Remote Desktop 404 Error on Windows Server

When you see a 404 error while trying to connect to a Remote Desktop (RD) Web Access or RD Gatewa...