zhizhu
Home / macos-help / Docker Desktop Not Starting After Update: Common Fixes - Fix Docker Compose Port Already Allocated Error-Windows Defender 502 Bad Gateway: Setup and Troubleshooting Guide

Docker Desktop Not Starting After Update: Common Fixes - Fix Docker Compose Port Already Allocated Error-Windows Defender 502 Bad Gateway: Setup and Troubleshooting Guide

2026-06-13 13:06:01macos-help
Docker Desktop Not Starting After Update: Common Fixes - Fix Docker Compose Port Already Allocated Error-Windows Defender 502 Bad Gateway: Setup and Troubleshooting Guide

Final checklist

  • Confirm that the same symptom is gone after a restart or refresh.
  • Keep the smallest working change and undo temporary diagnostic settings.