Below you will find how to reset the receipt printer.
1. Turn off the printer
2. Press a small button in the back of the printer. You can only press this button with a pen. This button is round and very small. While holding down this button, press the on/off button.
3. Hold the buttons simultaneously until a receipt comes out
Movie to reset the printer:
When the receipt printer reset is finished you will see these 3 receipts come out of the printer.
In the case of a WiFi dongle, you must reset the printer. You can find out how to do this in the video below. The video has subtitles, turn them on.