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Fix Windows Defender Port Already Allocated Error - Fix Docker Container Restarting with Exit Code 1-Resolve Windows Security Sync Error on Multiple PCs

2026-06-13 15:57:21developer-tools

Fix Windows Defender Port Already Allocated Error - Fix Docker Container Restarting with Exit Code 1-Resolve Windows Security Sync Error on Multiple PCs

Final checklist

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