Odin 3.15 Now

: Removing custom ROMs or root access to return the device to its original factory state for warranty or resale purposes. Region Switching

I believe you're referring to , the Samsung firmware flashing tool (version 3.15 being a notable release), rather than a software or product named "Odin 3.15" itself. odin 3.15

In the world of gaming handhelds, the AYN Technologies Odin 3 : Removing custom ROMs or root access to

If your Samsung shows “An error has occurred while updating the device software” , Odin 3.15 can often revive it by flashing the full stock firmware in Download Mode. odin 3.15