Samsung 3321 not able to register implant

[Pilgrimsmaster]

@amal

Didn’t someone on here pull firmware from a working samsung lock and flash it to a new model to get it to work?

Yep, Linked
and now again

SHS3321 Firmware rollback

Hi All, Finally got my hands on an V1.5 (the one with fitted diodes) SHS3321 that works with a NeXT Implant. Unfortunately the v1.5 unit its self has been damaged, but! I dumped the firmware with a PICkit 3 and flashed it to my original SHS3321 V1.7, and volla!! a door lock that reads my hand. A 30 second write up and the firmware is Here