(Docs) Iterate Features pages

[kahest]

For Mobile, we recently (re)introduces Features overviews as separate Features pages. We realized that some of the content might be outdated - this issue tracks iterating and updating the content for these pages.

Suggested Solution

Update Features pages - some ideas/input:

• add new features that are missing from the list
• point out which features are available/enabled by default
• point out platform limitations if applicable
• ...