1. First find the temperature adjustment button on the air conditioner remote control of Shandong University of Technology, and just press it gently.

2. Then select the appropriate operation mode. Common modes include cool mode, heat mode, Fan mode and auto mode.

3. Finally, according to the air conditioning layout of the classroom, adjust the direction and angle of the air outlet appropriately to ensure that the air can be evenly distributed to all areas of the classroom.