1. Check whether the label paper is placed correctly. The label paper should be exposed 0.5 cm from the machine. 2. Check whether the label paper or carbon ribbon is exhausted. If so, please replace it in time.

1. Please restart the machine or APP and search again. 2. Please turn off the Bluetooth of your mobile phone and then turn it back on to try to connect. 3. If the above methods do not solve your problem, please contact NIIMBOT official customer service for consultation and resolution.

If you encounter unclear printouts, you can perform a self-check using the following methods: 1. Confirm that you are using official NIIMBOT label paper. This machine only supports official NIIMBOT label paper. 2. Try pressing the power button once to feed one sheet of paper and then printing again. 3. Double-click the power button to print a self-check page. Take a photo of the self-check page and send it to customer service for assistance.

1. Can check if the label paper size matches the APP template. 2. Can adjust the print offset using the APP's editing function.

1. Check if there are labels or foreign objects stuck to the paper tray sensor. 2. Check if the template size set in the app matches the actual label size. 3. Check if the paper type set in the template is incorrect. 4. If the above issues are ruled out, the problem is a detector malfunction. Contact customer service for assistance.