Normally the display panel has control method: Press the lock button for 3S, you can unlock the panel. When you press the fridge or freezer temperature adjustment key, you can set the temperature of the fridge/freezer storage compartment. 

1.Fuzzy function

In Fuzzy(Smart,Auto Set) function, the appliance can automatically adjust the temperature setting according to the ambient temperature and temperature change in the appliance. If you do not have any special requirements, we recommend that you use Auto Set mode.
2. The temperature set

The suitable temperature set： Fridge 5℃ and  freezer -18 ℃. For the fridge .If you put the vegetables ,fruits or eggs in the fridge , you can set 5℃, if you set other food, you can set the temperature refer to the temperature that it should be stored. 

3. Super-ccol function

If you put some drinks in the frige room, you can use the super-cool (power-cool )function.The Power-Cool function accelerates the cooling of fresh food and protects the goods already stored from undesirable warming. The factory setting temperature is 0 to +1°C

4. Super-freeze function

If you put much fresh meat , fish or ice-cream in the freezer, you can use the super-freeze(power-freeze) function, otherwise, set freezer room -18 ℃.The Super-Freeze function accelerates the freezing of fresh food and protects the goods already stored from undesirable warming. If you need to freeze a large amount of food once, it is recommended to set the Super-Freeze function on ahead for 24 h before the usage of frozen room. The function setting temperature is below -24 °C.

Notice: 

After you set the temperature, the display panel will display the actual temperature in the room. After a period of running, the actual tempearure gets to the set temperature,  the diasplay temperature will be the same with the set temperature.

1. HRF-IV600 series

2.QJS15HYRFS

3.HSM518HMNSS0

4.HQM458BKNSS0

A-Fridge room temperature control button

B-Freezer room temperature control button

C-Quick cooling button

D-Quick Freeze Button

E-Sabbath Button (Break Day)

F-Lock Button

G-Quick cooling indicator

H-The temperature of the fridge room is displayed in ° C index

I-Indicador Quick Freeze

J-The temperature of the freezer room is displayed in ° C index

K-Humidity control system status indicator (HCS)

L-Sabbath Mode Indicator (Rest Day)

M-lock indicator

Change Fahrenheit (° F) or Celsius (° C)

The default temperature unit is Fahrenheit.

Unlock the control panel .

Press and hold down the Fridge and Freeze for 3 seconds simultaneously.

5.HBM425BMNSS0

A- The temperature of the fridge room

B- The temperature of the My zone room

C- The temperature of the freezer room

D- Quick cooling indicator

E- Quick freeze indicator

F-Sabbath Mode Indicator (Rest Day)

G- lock indicator

H- Fridge room temperature control button

I- My zone temperature control button

J- Freezer room temperature control button

K- Quick cooling button

L- Quick Freeze Button

M-Sabbath Button (Break Day)

N- Lock Button

6.HQD458BKRSS0

7.HRF-IVT510GB

8.HRF-IVT760BGWU1

9.HRF-IV300T,HRF-IV330T

10.HRF-IVT560 series

Because there are many kinds of models for Haier products,  not all kinds of display are listed, 

maybe you can't set the temperature refer to the FAQ or the display panel is not as the same as the contents and the pictures, 

please search the user manual from the website first , if  you can't find it, please call Haier service center.

If you set the temprature but it is not change or no cooling or you don't know how to set the temperature, please call Haier service.