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

How to Refresh an OAuth Token in Command Prompt

If you're working with APIs that use OAuth 2.0, you've likely encountered an expired access token...

How to Fix '404 Not Found' File Path Errors in CMD

Task Scheduler Setup Guide for Offline Installation

If you need to set up scheduled tasks on a Windows machine that has no internet connection, you c...

Fix Outlook Auto-Start Not Working After Reinstall

After reinstalling Outlook, you may find that it no longer opens automatically when you start Win...

Microsoft Teams Connection Refused: Troubleshooting Checklist

When Microsoft Teams shows a 'connection refused' error, the app cannot reach its servers. This u...

Fixing Nginx Permission Denied for Upstream Unix Socket

If you see connect() to unix:/var/run/php-fpm.sock failed (13: Permission denied) in...