: Firmware fixes like "Long7Back" are usually version-specific. Ensure your current firmware version (e.g., High_CY13) matches the requirements of the patch to avoid system errors.
: Applying this file usually requires an SD card or USB drive and often necessitates access to the engineering menu (hidden menu) of the Mercedes COMAND system. REM Long7Back.rar
The request "REM Long7Back.rar" typically refers to a used for automotive infotainment systems, specifically for Mercedes-Benz vehicles equipped with the NTG 4.5/4.7 systems . REM Long7Back.rar