What are the privacy settings available in Messenger?
How to change notification settings in Messenger?
What types of files can be shared through Messenger?
How can you create a group chat in Messenger?
What features does the Messenger service offer?
How can I send a voice message on Messenger?
What security measures does Messenger implement?
Is it possible to use Messenger without a Facebook account?
How can I install the Messenger app?
What are the features of the Messenger service?
