A: For SWI68-based systems, R71 is the latest version. For SWI133/131 systems, versions vary.
In 2024, independent testing by Which? revealed concerning behavior in the MG4's lane-keep assist system. During testing, the system reportedly steered the car toward the center line and oncoming traffic when passing another vehicle on a narrow road. Following these findings and feedback from over 100 MG4 owners, MG worked with the UK's Vehicle Certification Agency (VCA) to develop and deploy a software update specifically addressing lane-assist performance.
Dealers are much more likely to apply a comprehensive software flash if you report specific symptoms. Let them know if you are experiencing screen freezing, Apple CarPlay dropouts, or overly aggressive lane assistance. Step 2: Contact Your Local MG Service Department mg4 software update
Software updates draw power from the 12V auxiliary battery. Do not attempt updates if your car has been sitting idle for weeks or shows low-voltage warnings.
Early owners frequently noted that while the mechanical platform of the MG4 was superb, the software experience could be laggy, prone to glitches, and occasionally frustrating. Thankfully, SAIC Motor (MG's parent company) has released multiple critical software updates that transform the driving and ownership experience. A: For SWI68-based systems, R71 is the latest version
The MG4's software architecture spans multiple interconnected modules:
Look for or Firmware Version . Note down the string of numbers and letters to compare with online owner forums or your dealer. How to Update Your MG4 Software revealed concerning behavior in the MG4's lane-keep assist
This comprehensive guide covers everything you need to know: the latest OTA (Over-the-Air) updates, how to perform updates yourself, dealer update policies, troubleshooting common problems, and what the future holds for MG4's digital ecosystem.
MG regularly rolls out firmware revisions. Depending on your vehicle's model year (2022–2026) and trim (SE, Trophy, or XPOWER), recent updates have introduced several key fixes. 1. ADAS and Lane Keep Assist (LKA) Refinements