Mg4 Software Update -

It is common for MG to stagger updates based on Vehicle Identification Numbers (VINs) and regions. If you bought your car

Note: Do not install a VCU update meant for a Chinese LHD car on a UK RHD car. It will brick the steering angle sensor.

MG4 software is split into two distinct categories, which is a critical source of owner confusion.

Scheduled charging now works reliably. The car finally respects your off-peak electricity hours (e.g., 12 AM – 5 AM) without randomly stopping.

MG has acknowledged that the current OTA implementation is "immature." For the 2025 model year MG4 (often called "MG4 Refresh"), the hardware has changed to allow full ECU updates via 4G/5G.

For current owners: Do not hold your breath for a "magic" OTA that fixes everything. The most reliable path to a stable car is a single visit to the dealership to flash the November 2024 VCU patch (which bundles the LKA fix and the battery pre-conditioning logic). mg4 software update

If you want the latest VCU/BMS/ADAS updates:

New MG4 software update available! 🚗🔧

#MG4 #SoftwareUpdate #EVcare

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Software updates for the have evolved from addressing critical safety bugs to enhancing the driving experience, though the process remains largely tied to physical dealership visits. Current State of MG4 Software Updates (April 2026)

While many modern EVs utilize Over-the-Air (OTA) updates, most MG4 models still require a manual installation performed by a technician at an authorized dealership.

Rollout Strategy: MG has announced plans to roll out OTA updates progressively, starting with "IM" vehicles. The MG4 is expected to be among the last to receive full OTA functionality due to its high sales volume and the need for rigorous quality assurance. It is common for MG to stagger updates

Dealer Policy: Many dealerships only apply updates if a customer explicitly reports a problem, such as "ghost braking" or infotainment glitches.

Installation Time: A comprehensive update of all modules (e.g., BMS, BCM, and Infotainment) can take 4 to 8 hours, often requiring the car to be left at the shop for a full day. Major Software Versions and Improvements

Several key updates have addressed the most common complaints from early MG4 adopters. R59 / R11 (The "Big" Update)

Released in late 2023 and early 2024, this version was a major milestone for refinement.

Lane Keep Assist (LKA): Added a swipe-down shortcut on the touchscreen to quickly disable the system, which many found too aggressive.

Adaptive Cruise Control (ACC): Improved predictability and added a memory function for the last-used distance setting.

One-Pedal Driving: Introduced one-pedal functionality for the base Excite 51 variant. | Module | Latest Stable Version (Jan 2025)

Stability: Fixed Bluetooth connection drops and intermittent radio fading. ADAS & Safety Calibrations (2025 Updates)

Update Process

Once you've initiated the update, the process will begin. This may take several minutes or up to an hour, depending on the size of the update and your internet connection.

Post-Update Checklist

After the update is complete:

Troubleshooting

If you encounter issues during the update process:

By following this guide, you'll be able to keep your MG4's software up-to-date, ensuring a safe and enjoyable driving experience.