Samsung SCX-4521f toner empty error, reset cartridge count - SOLUTION

Samsung SCX-4521f toner empty error, reset cartridge count
SOLUTION:
press menu# 1934 then display tech mode
press left arrow key and enter twice
then its ok
to go normal display continue previous simulation.

[@shayan93m]

Thank you so mach 👌👌

[@rinku199700]

Thanks 💯