I've taken Arnova's Advanced 2.2 GCAM 6.2.030 Base and modified it to work slightly better for the Galaxy Fold.
It will automatically switch to the larger view when you open, although there are still some layout issues when unfolded.
Download Link
To enable the button for switching to the wide angle camera:
It will automatically switch to the larger view when you open, although there are still some layout issues when unfolded.
Download Link
To enable the button for switching to the wide angle camera:
- Go to Settings > About > Enable Advanced Features
- Settings > Enable AUX