Freezer Not Freezing but Fridge Works? Causes and Fixes
Soft ice cream with perfectly cold milk is a precise symptom, and it is the mirror image of the more famous warm-fridge complaint. Because the freezer is where the cold is made on most single-system refrigerators, a freezer that lags while the fridge coasts points at a specific, short list. Work it in order.
Settings, load and the door you did not close
Verify the freezer setpoint at 0°F; a bumped control resting at 10°F produces exactly this complaint. Check that the door or drawer actually closes, drawer freezers especially, where one proud bag of peas holds a gap all day, and run the paper-strip test around the gasket. A freezer packed solid against the back-wall vents, or nearly empty in a hot kitchen, also struggles; about three-quarters full is the sweet spot.
Frost where the cold is made
Open the freezer and look at the back interior panel. Heavy frost there means the evaporator behind it is icing over from a defrost fault, and the freezer fails first because it sits closest to the problem. The pattern, the manual-defrost stopgap and the parts behind it are covered in our frost buildup guide; if that is your picture, follow it there.
Coils, fans and the heat that cannot leave
No frost story? Then check the machinery. Dust-choked condenser coils and a stalled condenser fan rob the whole system of capacity, and the freezer, which demands the deepest cold, shows the shortage first, sometimes for weeks before the fridge notices. Unplug the unit, clean the coils, confirm the rear fan spins. Inside, a weakening evaporator fan starves circulation the same way; listen for its hum with the door switch pressed.
The sealed-system suspects
A freezer drifting into the teens and twenties with clean coils, healthy fans and no frost anomaly points at the refrigeration circuit itself: a compressor losing capacity or a partial refrigerant restriction. A frost patch on only part of the evaporator is the classic technician's clue. This is gauge-and-experience territory, and on an older unit it opens the repair-or-replace math, which a good diagnosis settles before money moves.
When to book
Book when the setpoint, seal and coil checks do not restore 0°F within a day, when frost patterns look wrong, or when the freezer loses ground during hot afternoons. Move the most valuable frozen goods to backup cold and keep the door shut. Appliance Surgeon provides freezer repair across the area, including Springfield and Vienna. Report the actual temperature a cheap freezer thermometer shows; that number sharpens everything.