Samsung Dryer dn Error Code
Software download in progress. Here is what it means and how to clear it, easiest fix first.
dn is not a fault. The dryer is downloading a software update over Wi-Fi and will restart on its own once the update installs.
Only on Wi-Fi connected models.
How to fix Samsung dn
Leave the power on
Keep the dryer plugged in and the breaker on until dn goes away. Samsung warns that losing power partway through an update can leave the dryer unable to run.
Wait it out
How long it takes depends on the size of the update and your connection. Once it has installed, the dryer restarts without you doing anything.
When to call a technician
If dn is still showing after 24 hours, contact Samsung service.
Other Samsung dryer codes
- hEHeating error
- HC2Gas ignition error (gas dryers)
- tSTemperature sensor fault
- dEDoor not detected as closed
- ClgVent clogged (vent test result)
- C1Vent test could not run
- 9C1Abnormal supply voltage
- bEStuck button on the control panel
- ACInternal communication error
- FCPower frequency out of range
- oDDry time too long
- 3CMotor error
- CLChild Lock is on
Frequently asked questions
What does dn mean on a Samsung dryer?
dn is not a fault. The dryer is downloading a software update over Wi-Fi and will restart on its own once the update installs.
Can I fix Samsung dn myself?
Usually, yes. Most dn problems clear with simple checks you can do at home. Start with the first step above: leave the power on.
What if dn keeps coming back?
A code that returns after a reset and the checks above usually means a part is wearing out. Note when dn appears (which cycle, how often) and have your model number ready; it helps a technician bring the right part on the first visit.
Last reviewed 2026-10-19. Codes and steps can vary by model; check your owner's manual.