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

Fix Command Prompt Sync Issue with System Clock

Fix Windows Update Error 0x80070002 (Pending Install Not Working)

If you see error 0x80070002 when trying to install Windows updates that are stuck on "pending ins...

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 Teams 502 Bad Gateway Error by Clearing Cache

If you see a 502 Bad Gateway error in Microsoft Teams, it often means the app's ...

Cloudflare Tunnel Configuration Checklist

Setting up a Cloudflare Tunnel (formerly Argo Tunnel) can simplify exposing local services withou...

Fix Remote Desktop Credentials After Password Change

You changed your Windows password, but now Remote Desktop (RDP) won't let you connect. The creden...