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

Resolve 502 Bad Gateway Using Command Line Tools

A 502 Bad Gateway error means a server acting as a gateway or proxy received an invalid response ...

Outlook Sync Issues After Setup: Practical Fixes

After setting up Outlook for the first time or reconfiguring an account, sync issues can appear—e...

MongoDB Authentication Failed: Administrator Checklist

Fixing 504 Gateway Timeout from Windows Update with Proxy

If you see a "504 Gateway Timeout" error when running Windows Update, and your system uses a prox...

Fix Windows Update Stuck on Login Screen: Practical Steps

You restart your PC after a Windows update, and you're stuck at the login screen. The spinning do...

GitHub Actions Workflow Stuck Pending: How to Fix

You push a commit expecting a workflow to run, but it sits in a pending state for minutes or hour...