C-d0

Control buttons have remained pressed for more than ten seconds.

What it means

Control buttons have remained pressed for more than ten seconds.

This explanation is shared only by models whose manufacturer documents the same code, meaning, and guidance.

Clean the keys and check for water around the keypad.
If it recurs, turn the oven off for more than thirty seconds and retry; call Samsung if it returns.

Manufacturer source

Select your exact model below to open its manufacturer source. Manual editions and model revisions can differ.

If there is a safety risk, stop using the appliance and follow the manufacturer’s instructions.