If you have already set up emunand or have used a different cfw with emunand, the best way to set up ReiNand is to boot it via MenuHax + CtrBootManager.
ReiNand 10.3 N3ds (:
- Download this file to get started:https://mega.nz/#!SwgmxI5B!u8lFryZ95j2mne7oOPCQe8CWvHOAmNK-ftuetWcQbt0
- Then, paste everything to the root of your SD Card.
- Get firmware.bin from the ReiNand github page. Just google 'reinand github'.
- Paste firmware.bin in the 'rei' folder from the root of sdcard....
ReiNand 10.3 N3ds (: