Fullfix-xentry-2021-12 - Upd -

: Providing real-time streams from vehicle sensors, such as fuel pressure and air intake, often visualized through graphs to identify intermittent faults.

This "Fullfix" is generally used to bypass licensing restrictions or fix common installation errors (like "StartKey" issues) that occur when setting up the diagnostic system on standard laptops rather than official Mercedes-Benz hardware. Fullfix-xentry-2021-12 -