Software updates for the MG4 are essential for fixing common performance and safety issues, but the process currently requires visiting a dealer. While the vehicle's architecture is designed for Over-the-Air (OTA)
updates, most owners currently must have them installed manually by a technician. Key Issues Fixed by Recent Updates
Updating your MG4 software can resolve several widely reported "bugs" and improve the overall driving experience: Safety Features : Significant updates address Phantom Braking (AEB) and harsh Lane Keep Assist (LKA) behaviors. Driving Dynamics : Updates can enable or improve One-Pedal Driving (OPD)
settings and refine Cruise Control to allow 1km/h increments instead of 5km/h. Climate & Infotainment
: Fixes "unpredictable" climate control behavior and resolves screen glitches, such as those occurring with Apple CarPlay or 360° cameras. Battery Management
: Updates often include optimizations for the battery management system and charging performance. How to Get an Update
Because updates are not yet automatic for many users, you should be proactive during your next service: What is the latest software update for MG4?
Complete Guide to MG4 Software Updates The MG4 EV has quickly become one of the most popular electric vehicles globally, but as a modern "software-defined" car, its performance and safety are heavily tied to its digital brain. Whether you are looking to fix a "jerky" Lane Keep Assist or simply want a smoother infotainment experience, staying current with MG4 software updates is essential. How to Get the Latest MG4 Software Update
Unlike many competitors, the MG4 primarily receives updates through a dealer-based system rather than Over-the-Air (OTA) downloads. mg4 software update
Dealer Installation: Major firmware updates, including safety-critical patches for the Advanced Driver Assistance Systems (ADAS), must be performed by an authorized MG Motor service center. This process involves connecting the car to the "SIPS" diagnostic system via the OBD port.
OTA Availability: While some infotainment-specific updates are theoretically capable of being delivered via OTA, owners in many regions (including Australia and the UK) report that major system changes still require a physical visit.
Navigation Updates: You can often update maps manually using a USB drive and the Naviextras Toolbox. Key 2024–2025 Update Highlights
Recent updates have addressed significant user feedback regarding safety and usability. 1. Lane Keep Assist (LKA) Improvements
A major campaign (specifically SC077 in the UK and Australia) was launched in early 2025 to address "aggressive" lane intervention. This update aims to make the steering assistance feel more natural and less prone to "swerving" on narrow country roads.
The Importance of Software Updates - Office of Innovative Technologies
software update landscape is currently a major point of discussion among owners, primarily because most critical updates still require a physical dealership visit rather than being available "Over-The-Air" (OTA). While the car's architecture is built to support OTA updates in the future, the current reality involves long service center stays—sometimes up to a full day—to download and install multiple modules. Latest Software Versions & Improvements
Recent updates like R59 and R63 have focused on refining the driving experience, specifically addressing common complaints about the car's safety assists. Software updates for the MG4 are essential for
Lane Keep Assist (LKA): Now features a "shortcut" in the drop-down menu for easier deactivation and is reported to be much less aggressive and erratic. Adaptive Cruise Control (ACC):
The latest versions have significantly reduced "phantom braking" on curves, allowing the car to maintain speed more predictably. One-Pedal Driving: Added to certain base models (like the ) through 2023–2024 updates.
Infotainment & Connectivity: Fixes have been applied to improve Bluetooth stability and iSmart connectivity, though some users still report sporadic CarPlay disconnects. The Update Process: What to Expect
Mandatory Dealer Visits: Unlike brands like Tesla, most MG4 system updates are performed via a USB connection or a dedicated diagnostic tool (SIPS) at an authorized garage.
Duration: Owners have reported that a comprehensive update of all 11+ modules can take anywhere from 4 hours to an entire day.
Cost: Generally, updates are provided free of charge during scheduled maintenance or if a specific fault is reported.
Dealer Policy: Some dealerships may only apply updates if you explicitly mention a problem (like "harsh LKA" or "screen glitching"), rather than doing them automatically during every service. Common Resolved & Persistent Issues Improvements in Recent Updates Reported Ongoing Issues Safety Refined AEB (Auto Emergency Braking) and LKA Inconsistent recognition of construction lines Cruise Control Traffic Jam Assist toggled via steering wheel button Occasional failure to respond to distance settings Convenience Sat Nav now shows filtered charging stations Left-side "Star" button sticking or not responding Experience Addressed driving start-up delays 360° camera can be "jittery" or less smooth
If you are experiencing issues with "manic" lane keeping or phantom braking, it is highly recommended to book a service appointment specifically for a software check at an authorized MG dealer. Original behavior: LKA defaults to ON at every
Scheduled charging now works reliably. The car finally respects your off-peak electricity hours (e.g., 12 AM – 5 AM) without randomly stopping.
The "KERS" (Kinetic Energy Recovery System) settings have been tweaked to provide a more linear braking feel, particularly in the "High" regeneration mode, reducing the grabbiness some drivers reported.
If you own an MG4:
If you are considering buying an MG4:
S22.2_240701 and confirm LKA can be turned off permanently.MG Motor recommendation:
The MG4’s Wi-Fi module is weak.
Yes, but manage your expectations.