When you have printed at least one label designed in the app and while the printer is on, press the switch button once, and it will repeat the same printing once. Please make sure Bluetooth is switched ON on your mobile device. The printer needs to be searched for and connected via the NIIMBOT app, particularly important for iOS users. Directly using the phone's Bluetooth to connect the printer may fail. And please also make sure that when installing the NIIMBOT app, it is granted permission to use the phone's Bluetooth. Print QR codes on products - the application will create a printable code based on text or a scan of another code Send us a short video of no response with a long press for 10 seconds. You can kindly send it to us on our Facebook messenger https://www.facebook.com/niimbotlabel. Replacing paper and tape rolls is as easy as opening the lid and popping in a new roll; to the sides of the roll are two circular holders that need to be manually pulled together to hold the roll in place. Aligning the paper roll isn't automatic as in some other label makers (read my Epson XP-6100 review for a good example of an automated device).

The service from supplier deserves a 10-star. The printer itself is nice and does the job well. HOWEVER, I have 2 issues that negatively affects a full rating: To turn on the printer, press and hold the switch button for 3 seconds. To turn off the printer, also press and hold the switch button for 3 seconds. The basic fonts and icons print nicely but you'll want a higher resolution for more detailed images (Image credit: Future) Powerful Functions: It supports to print texts, numbers, graphics, symbols, logos, barcodes, QR codes. Sometimes some font type to some language may lead to characters too thin. Please try another font type.Multiple Templates - H undreds of templates to select from and customizable to the design you prefer The Niimbot B21 is a little thing of beauty, if you're a fan if retro product design – this is a fun thermal printer (Image credit: Future)

App Features - Print text, barcodes, QR codes, table, image, scan, serial numbers, insert excel, time, figure, logo material, lines and intelligent voice and image recognition and many more features and designs. After inserting the label and closing the lid, the message "Please use the new version paper, tighten it, and replace it." appears. Why?The little lever at the side is pushed down to open the roll holder, and it's in-keeping with the retro look (Image credit: Future)