The selfie camera is no longer detected on my phone (FP3) for a few months. I thought it was a software update (I was running LineageOS) so, I finally reinstalled Fairphone OS yesterday but it’s still not detected. I also bought a new top module recently (for other reasons) but it did not changed it as well.
I have tried with the Fairphone default camera app and Open camera but both don’t show me this camera (nor does the camera app within Signal).
I can not figure out if it is hardware or software.
I have found this adb command which seems to confirm there is only one :
$ adb shell dumpsys media.camera == Service global info: == Number of camera devices: 1 Number of normal camera devices: 1 Number of public camera devices visible to API1: 1 Device 0 maps to "0" Active Camera Clients:  Allowed user IDs: 0 ...