NEW – firmware version available for reset v3.00.01.31 v3.00.01.32
for  printers Samsung Xpress SL M2626 / M2826

Now you  can forget the stress and cost of chips;
forget the expensive original cartridges
reset once and counters (remaining toner) will always show 100%.
Saves with every printed page! 

Information about reset  and price here
http://www.ereset.com/samsung-sl-m/fix-firmware-reset-xpress-sl-m2626d-m2826nd/