The most significant update for the MG4 is the (and its successors like R63), which addresses several long-standing driver frustrations. Additionally, for 2026, a major interior and tech facelift has been introduced for the hatchback. Software Updates (R59 / R63)
: The R59 update introduces a much-requested shortcut in the drop-down menu to quickly disable LKA, which many owners found overly aggressive. Adaptive Cruise Control (ACC) Refinement : mg4 update