To create fix firmware reset for Samsung printers
SCX 3400 / 3401 / 3405 / 3406 / 3407 / W
need to know serial number (SN)   CRUM serie  and firmware version

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

1. Hold STOP/CLEAR  button about 4-5 seconds until the LED flashes once then leave.
Print configuration report which appears SERIAL NUMBER and VERSION FIRMWARE
2. Hold STOP/CLEAR button again for approximately 15 seconds until the LED stay green, then leave.
Print Supplies Information which appears CRUM serie

If the printer NOT allows you to print the page (or the cartridge is at 0%)

quickly type the following key combination to print reports in TECH MODE
+ (plus) + (plus) STOP – (minus) – (minus) STOP STOP (displays) UC
Press + until  AA displays on the printer screen than START START

In the 2nd part (min 1:39 – 5:32)
– How simple it is to install fix firmware reset sent by us
– Working cartridge without chip (covered with tape or taken out)
– Counters reset to 100% after each stop/ start the printer

After reset is necessary only refill toner cartridge
Video refill, disassembly, cleaning cartridge MLT-D101
https://www.ereset.com/refill/reincarcare-refill-cartus-mlt-d101

Firmware version 3.xx.02.xx can’t be reset remotely, only debug printer
.

How to order fix firmware reset ?
Place quick order!
Discount % % % !

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Other details:
1/3 Install printer https://www.youtube.com/watch?v=hGyasSCZn6Q
2/3 Install Easy Printer Manager https://www.youtube.com/watch?v=NcoP01gczb0
3/3 Install wireless (SCX 3405W) https://www.youtube.com/watch?v=fZq8iPngmdY
Wireless scan (SCX 3405W) https://www.youtube.com/watch?v=1bQYNaxg5Nw
Softpedia Forum https://www.forum.softpedia.com/topic/906093-samsung-scx-340034053407-reincarcare-cartus-mlt-d101-toner-refill-resoftare-reset-contoare-si-altele/