To start create fix firmware reset  for  HP Laser 137FNW 137FWG
necessary to know Machine Serial Number   CRUM serie  and firmware version

This information can be found by printing the reports of the printer:
Configuration   and Supplies Information

Advantages reset:
– the printer does not consider limiting the chip to 1000 pages!
– the investment is long term and worth it because the reset is made only once and is permanent (forever)!
– allows refilling of the original cartridges (fully loaded one cartridge allows printing about 2000 pages)
– printers counters will always display 100%
– the guarantee is kept, because together with the reset program (fixed firmware reset),
we also offer original firmware needed in case of appeal to the guarantee