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dn

dn — Firmware update in progress via SmartThings.

Samsung · Washing Machines

What does dn mean?

This code indicates that the washer is currently performing a firmware update through the SmartThings app. During this time, the washer's functions will be unavailable.

Common Causes

  • Automatic firmware update initiated through SmartThings app
  • Manual firmware update triggered

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Wait approximately 30 minutes for the firmware update to complete; the time may vary depending on your internet connection.

  2. 2

    Do not power off the washer during the update process, as this code will remain until the update is finished.

  3. 3

    Ensure your internet connection is stable if the update seems to be taking an unusually long time.

Browse all codes in this manual (95)
Verified technical data. Last updated: April 2026

Related Faults

1Diagnostic Code 1 - Water level does not drop11Error 11 (FAiL) - EEPROM fault, program settings reset1C1C — Water Level sensor is not working properly.
Source: Samsung Washing Machines
Open Manual (Page 60)Search more codes in this manual