Release Notes — s4

20250715 RSNAV S4 Pro/Ultimate updates Warning As this update includes XML update, before you update anything, please take a picture of all configuration under the factory settings options including AUO, Hstart option. Once XML gets updated all the known configuration will be lost and you need to configure them into previous configuration manually. AGAIN, DO TAKE PICTURES OF EVERY FACTORY SETTINGS BEFORE YOU PERFORM FACTORY XML UPDATE.  There will be a lot of errors due to car mode mismatch resulting scrambled screen in OEM mode, loss of MMI control etc. Once XML is updated, reset the system with 'Back' button pressed...

NOTE THAT THIS IS A S4(QUALCOMM SNAPDRAGON 665) UPDATE, NOT CURRENT S5 SYSTEMS(668). 1. Reverted USB DAC support related issue reported from the last release 2. When  the user press the reset button three times in a row to force a factory reset 3. Modified the system to automatically enter factory reset when the fastboot interface appears https://drive.google.com/drive/folders/1rq2x0vk7NCF7bBKWR9HDQKoAh5zGMqu4?usp=drive_link

1. Fixed the 360 3D surround view app  startup method to solve the problem that the app cannot be started in the background after turning off "starting engine to rotate". If this option is turned off, 360 3D surround app will not be shown after booting 2. Updated the 360 3D surround view ​​application to solve the problem that sometimes it crashes after starting up. 3. Updated the GOCSDK Bluetooth application to solve the problem that the mobile phone will not automatically connect to CarPlay/Android Auto when connecting for the first time. 4. Updated zlink version 5.4.69 to solve the problem that Android Auto does not...

  - Restoring adjustable proportioning split screen that was gone missing since last update. (1:1 or 0.5:1.5)- fixed occasional system hanging in plain black screen  - CANBUS logic update to prevent frequent wake up of the system in background while the engine is not running - Gocsdk Bluetooth music quality improved for concert/symphony/3g mmi basic,high people.(if anyone uses it for music streaming) - includes zlink update, 360 app update   This is for 1920x720 S4 Pro/Ultimate and 1280x720 S4 Pro/Ultimate for C7 cars only. Different versions will be available on the further notice.  Direct Link: https://drive.google.com/drive/folders/1bmA487QucmscUu3ZIFfIgu7G_fD0UQ9r   For basic software...

  - Fixed system goes sudden black screen while switching to reverse view and between OEM screen mode and Android mode.  This is for 1920x720 S4 Pro/Ultimate, MCU only. The MCU software size is very small.  Different versions will be available on the further notice, if necessary.  Direct Link: https://drive.google.com/drive/folders/1bmA487QucmscUu3ZIFfIgu7G_fD0UQ9r   For basic software update instructions and download new update see here https://rsnavwiki.com/S3Update