You can send messages from Facebook via your web browser and never use Messenger. Its a lengthier process, but you wont have to download the Messenger app.
How can I chat on FB without Messenger?
If you want to send the messages without opening the Facebook messenger app, then enter Facebook for Android, then select the Messages option in the lower portion of the screen. This will automatically start the installation process for the Facebook Messenger, so tap install when needed.
How do I make my Facebook messages private?
On your Newsfeed page, youll see the icon for private messaging on the top right-hand corner of the screen. If you click on this icon, you will be able to send private messages. These are messages that can only be seen by one person - the person youre messaging. Once you click on this icon, a drop-down will appear.
Are Facebook private messages really private?
NO. Unless you are using Secret Conversations (explained below), your messages on Facebook Messenger are not private. Messages that are sent through the Facebook Messenger app are NOT end-to-end encrypted. This means that any message you send on Messenger could be seen or intercepted in plain text.
Is Messenger secure and private?
Most communications - email, Facebook Messenger, Twitter direct messages, private messages on forums etc - are not encrypted by default. That means the provider of the service (or someone breaking into your account) can read them and could if required hand them over to law enforcement.