Chats

Generate link previews -> ❌

Convert typed emoticons to emoji -> ❌

Sent media quality -> High

Calls

Always relay calls -> ✅

Notification content -> Name only

You could set to No name or content for the most private option, but I find Name only to be a nice balance.

Push notification sounds -> ✅

In-chat message sounds -> ✅

Change…

Who can see my number -> Nobody

Who can find me by number -> Nobody

Read receipts -> ❌

Typing indicators -> ❌

Default timer for new chats -> Set this as low as your comfortable with, I typically use 1 week