If your version starts with 2.x, you cannot jump straight to 9.x via a simple USB download. You usually need a dealer intervention to move to version 7.x first. Installation: The Safe Path
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Prepare the USB: Use a 8GB to 32GB USB flash drive formatted to FAT32.
Copy the extracted "R-LINK" folder (containing the update files) directly to the root of your USB drive. In-Vehicle Installation:
Before attempting an update, you must verify your current firmware branch.