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Before using the tool to "patch" your head unit, ensure you have a full backup of your current coding data, as improper use can render the unit unusable.

Manage certificate sets for retrofits and repairs across E, F, and G series vehicles. How to Use HU Tool 2.6 for FSC Generation hu tool 26 download updated

Use tools like E-Sys or a USB update to load the generated file into the car's head unit. Safe Download and Installation Before using the tool to "patch" your head