Update2

RSNAV 4th Generation Standalone Smartphone Interface System Software Updates

DO NOT USE THIS FOR 2nd GENERATION CARPLAY INTERFACE, THIS IS ONLY FOR 4th GENERATION INTERFACE.

Instruction

1. Download firmware file from the link below.
2. Unzip the zip archive, and copy all individual files(e.g. .bin files and everything else) to the root of a USB memory stick(Must be formatted in FAT32).
3. Insert USB memory stick to the USB port of the device while the device is powered on.
4. A Chinese message will appear. This is normal, and wait. It takes about 5 mins.
5. Do not interrupt until the device restarts automatically. Maintain electricity power by running your motor idle. Do not operate the device or the vehicle. After successful update, the device will boot up normally. 

• RSNAV Smartphone interface 4th Generation with 2 CVBS video inputs system software, 800 x 480, 3G MMI HIGH and PLUS, MIB

Version 5.0.4 Download

Version 5.0.5 [Download]

Update log 2018.06.30: UI changed, Support Android Auto*(* Beta stage, do not support Bluetooth handsfree with MMI software version HNAV_XXXXX) 2018.07.12: Minor Android auto bug patches