I got it from Autel directly via Chat. Here is the changelog for the older 1.2.3 firmware for those who might be interested.
"Release notes:
What’s new:
1. Added in-app gimbal calibration function
2. Optimized and improved gimbal performance
3. Added Ludicrous Mode for the 45mph max speed (Fly with caution)
4. Added gimbal pitch dial EXP
5. Added faulty battery self-detection feature
6. Bug fixes
"
Module FW version number
Flight control 0.0.1.80
Camera 0.2.0.1
RC 0.0.15.0
RC Panel 1.1.9.0
Image Transmission 1.0.2.15
RC Image Transmission 1.0.2.15
Gimbal 0.1.0.9
Battery 1.1.6.0
Vision Module 1.0.1.22
Sonar 1.2.1.10
ESC1-4 1.0.1.29