1. The printing environment should be good. The machine should not be placed in a humid or sunny place.

2. The print head and roller of the printer should be cleaned regularly, and the dusty places in the machine should be cleaned frequently. After cleaning the printer, it is best to let the machine rest for half an hour before working.

3. When cleaning the print head, be sure to disconnect the power supply of the printer first, and then clean it with alcohol and cotton after the printer cools down. When cleaning the print head, do not wear hard objects such as rings on your hands to avoid scratching the print head during cleaning.

4. It is best to turn off the power when loading paper and ribbon, and be sure to avoid touching the print head with your hands to prevent damage to the print head caused by excessive static electricity.

5. When connecting and disconnecting the data cable, be sure to disconnect the power supply of the machine first, otherwise it will easily damage the interface or motherboard of the printer.

6. After the machine has been working continuously for 2 to 3 hours, it is best to turn off the machine first and let the machine rest for half an hour or an hour before working, so as to avoid the machine working at high temperature for a long time, which will help protect the service life of the print head.

7. Be sure to turn off the printer power after each work to avoid the machine being powered on for a long time, which will help extend the life of the printer.

8. The consumables used in the machine must be of good quality, otherwise it will seriously affect the life of the machine and the print head, and the print quality will also be very poor.