何振杰
Published at: 2025-12-26
Mars 400S Pro II Upgrade Tutorial
For Mars 400S Pro II
Released date | Firmware Version | Release Log | Download Link |
|---|---|---|---|
2023-10-23 | S1.0.1.1 | Fix known issues |
Updates
1. Initial version
Tip: There is no change in functionality and performance, so it doesn’t need to be upgraded if the device is working normally.
Please do the operations as follows:
1. Prepare a small USB disk(16/32G), then format it to FAT32.
2. Download the upgrade file to the USB disk root directory
3. Connect the USB disk to our device, it will do the upgrade automatically after turning the device on

