What options are available for customizing my conversations on Messenger, such as changing chat colors or setting nicknames?
How can I use Messenger to make voice or video calls, and are there any charges for doing so?
What are the privacy settings available on Messenger to control who can contact me or see my activity?
Can I use Messenger without having a Facebook account, and if so, how do I set it up?
How do I send a message to someone who isn't on my friends list on Messenger?
What features do Messenger services offer to facilitate seamless group communication and collaboration?
How do Messenger services handle the synchronization of messages across multiple devices and platforms?
Can Messenger services effectively filter out spam and scam messages, and what technologies do they utilize for this purpose?
What are the differences between stand-alone Messenger apps and those integrated into social media platforms?
How does end-to-end encryption work in Messenger services to ensure privacy and security of conversations?
