Always keep the engine running during the update. If the car enters "Battery Save Mode" and shuts down during the installation, the R-Link unit may be permanently damaged.
Earlier versions of R-Link 2 were notorious for phone pairing issues—specifically contact syncing failures and audio dropouts. Version 9.0.35.50x introduced better compatibility with newer smartphone operating systems (iOS and Android), improving the stability of the hands-free calling feature and media streaming via A2DP. R-link 2-software Version 9.0.35.50x
You will often need an OBD2 adapter (like an ELM327) and software like ddt4all to reconfigure the system parameters after the update. How to Check Your Current Version Always keep the engine running during the update
You must verify your system's current software version before updating. Go to . Version 9
Updating to the 9.0.35.50x branch provides several "quality of life" enhancements over the older 2.x, 3.x, and even 7.x software generations: