How can I block someone on Messenger?
Is it possible to use Messenger without a Facebook account?
How do I start a group chat in Messenger?
What security measures are in place for Messenger conversations?
What are the main features of Messenger service?
How does the Messenger service ensure user privacy?
What is the history of the Messenger service's development?
How can I troubleshoot connectivity issues with Messenger?
What are the differences between Messenger and other messaging platforms?
How does end-to-end encryption work in Messenger?
