Oh man, you touched sensitive spot.
Not only it is on silent, but whatever portable device she touches all of them go on silent, 12% battery and expects devices to be used at most important moments like taking holiday photos, or playing movies to crying babies on a plane.
She drove me mad once I destroyed her iphone once, in her face like with a foo kin hammer. She realised how big a loss was that, ended up with cheap samsung jobbie and hated me for 2 months. As a well caring gentleman she got her iphone again and improved her habits … for few months.
It’s all back to square one.