I wish to change the cordova-camera-plugin language. Apparently it is dependent on a variety of things. My development environment is Tools for Cordova in Visua
cordova-camera-plugin
For the records, it is working now (year 2020) :
Setting the of the config.xml successfully update the CFBundleDevelopmentRegion of the xcode project.
CFBundleDevelopmentRegion
And therefore the expected locale (fr) is correctly used in the camera.