Sometimes it is vital to change the region on your HP, Samsung or Xerox printer

For example, to see a cartridge with a chip from a different region.

Or FIX firmware stubbornly does not want to become and blame the unfortunate region UK

Google on request, how to change the region, most likely will give you instructions on how to change the region on Samsung SCX-3400/ 3405/ 3407

Where the region change is performed by buttons on the display

1. Press the + + STOP - - STOP STOP buttons quickly.

2. See UC on the screen

3. Use the + or - button to select FC

4. Press START, the display will show (current printer region number), change it to 22 and then press START again.

Okay with Samsung SCX-3400 everything is clear, but how to change the region on other models? For example, on HP Laser 135w MFP?

Just drag and drop this file ChangeCountry.prn to usblist2 (bootloader. Just like you do when flashing the printer.

The file contains a simple PJL command.

22 - RUSSIA region is usually used for printers in Ukraine and Russia, as well as a few other countries

If you need to change the region to something other than 22. There is a list of region codes in the attached photo. Open the ChangeCountry.prn file with a text editor and change the digit of region 22 to the one you need.