Firmware version: V1.4.1.3
Update date: 2025/11/25
1.The update process has been enhanced with model identification and judgment.

Screen firmware version: 1.2.21
Update date: 2025/9/28
First firmware release for the N4 series upgraded version.

Firmware version: V1.4.1.2
Update date: 2025/9/28
First firmware release for the N4 series upgraded version.