Release Notes

2024 April System & MCU update for S4 Pro/Ultimate 1920x720/1280x720

Posted by Daniel Kim on

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. 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 by poking the reset hole with a paper clip. You should feel a click.  Then the system will boot into Android giving...

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20231227 RSNAV S4 Pro 1920x720 MCU Update

Posted by Daniel Kim on

  - 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

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2023-11-07 System & MCU update for S4 Pro/Ultimate 1920x720

Posted by Daniel Kim on

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. 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 by poking the reset hole with a paper clip. You should feel a click.  Then the system will boot into Android giving...

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20230811 RSNAV S4 Pro/Ultimate updates

Posted by Daniel Kim on

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. 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 by poking the reset hole with a paper clip. You should feel a click.  Then the system will boot into Android giving...

Read more →