Nokia 1020 ROM update Tagged: 1020, RM-875, RM-877, update, upgrade This topic contains 1 reply, has 2 voices, and was last updated by Nayan 1 year, 7 months ago. Author Posts August 7, 2016 at 11:56 pm #56258 seba_npuParticipant Hi, I would like to know if it is possible to update an RM-875 phone with an RM-877 ROM. Thanks! August 11, 2016 at 6:33 pm #56380 NayanKeymaster Yes, it may be possible but you may harm your device in process. Author Posts You must be logged in to reply to this topic.