Update Firmware with Connect App

Starting with version 1.4, MG Connect allows you to update your device's firmware wirelessly.
Firmware-updates-wireless
With the latest version 1.4, MG Connect App introduces a groundbreaking feature: wireless firmware updates for your device via smartphone and tablet. Now, not only can you conveniently monitor and control your battery system using your smartphone or tablet, but you can also seamlessly ensure that your device is always up to date with the latest enhancements and optimizations. All through the intuitive MG Connect app.
 
The wireless update function can be used for the following MG devices:
Master LV (depending on the serial number), SmartLink MX and the SmartConnect series. Soon the AFC 300 Alternator Field Controller will be added.
 
Start by downloading the free MG Connect app from the Play Store or App Store to gain valuable insights into your system’s battery status and energy usage. The app is designed to be swift, user-friendly, and presents comprehensive system data instantly. 
 
A standout feature of the MG Connect app is its ability to monitor each battery separately. This ensures you’re always informed about the precise voltage and temperature of every battery within your system.
 
Instruction for updating device firmware via the MG Connect App
See to the following link in the MG Knowledge Base
 
 
Download the MG Connect App for your SmartPhone
 
Bluetooth Battery Monitor