Samsung refrigerator OF OF / O FF: Cooling Off or Demo mode
Samsung says these displays mean Cooling Off (Demo/Shop) mode is enabled; service is not required simply because the mode is active.
What this guide covers
Error codes: OF OF, O FF, OFF OFF
This guide follows a structured decision tree built from manufacturer troubleshooting information. It does not assume that the most commonly replaced part is the failed part, and it does not show an exact-fit replacement part unless model compatibility has been independently verified.
Continue this exact diagnostic
Safe troubleshooting sequence
This reviewed path begins with a direct owner-safe action or status check rather than a branching question. Follow the step below, then use the interactive diagnostic if the condition persists.
- Use the model-specific manual to disable Cooling Off/Demo modeSamsung notes many models use a 5–8 second button hold, but the exact buttons vary.
- Confirm normal temperature numbers returnAllow the refrigerator time to resume cooling.
Reviewed outcomes
Turn off Cooling Off mode using the model instructions
The button combination varies by model, so the user manual is the safest source.
Evidence strength: Strong
When to stop
If the appliance shows smoke, sparking, a burning or gas odor, electrical shock, active flooding, or another urgent safety sign, stop using it and seek appropriate professional help. Do not bypass safety devices to continue troubleshooting.
Repair or replace?
A diagnosis and a repair decision are different questions. Once you have a real repair quote, compare the total repair cost with the all-in price of a comparable replacement. Warranty or protection-plan coverage, appliance age, reliability history, efficiency, and likely future repairs can all matter. Appliance Verdict’s interactive result includes a transparent cost comparison rather than a black-box replacement recommendation.
Manufacturer sources
Dataset reviewed through 2026-09-11. Appliance Verdict is independent and is not endorsed by the manufacturers cited. Always follow the exact owner or service documentation for your model.
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