The company said the controls are designed to be effective against people and businesses that blast messages and spam people.

Security protocol: WhatsApp uses the same encryption protocol as Signal, which secures messages before leaving the device.

You can use WhatsApp on your iPad, but you'll need to connect your iPhone first. Here's how to do it.

You can archive a conversation on Facebook Messenger using the website or mobile app, and then see those archived chats later ...