As is the case with the rest of the platform, Android accessibility is highly customizable. A large part of accessibility is about customizability, so Android has a huge edge here. If Android doesn’t have a system setting that suits a specific need, then any developer can create a custom accessibility service to fulfil that need. We’ll take a cursory look at this in the “Viewing the accessibility tree” activity later. Because of the wide variation in handsets and software versions available, for the avoidance of doubt, I’m using a Google Pixel device running Android 10.
Google’s design ...
