If you want to get rid of Facebook Messenger without deactivating Facebook, your only option is to turn chat off. Additionally, you can only deactivate Facebook Messenger from one of its smartphone apps.
So, the first step in deactivating Messenger, a user must deactivate his Facebook account (if already deactivated, a user may skip the part). The process to deactivate the Facebook account on an Android phone and iPhone is nearly identical (as discussed below).
To deactivate Messenger after you've deactivated your Facebook account:
If you deactivate your Facebook Messenger, your profile won't appear in its search results. However, your messages and comments will still be visible. So, if you deactivate Facebook and Messenger, what happens to messages? Well, all the messages you sent will still be visible to others.
To deactivate on your iPhone or Android.
How do I deactivate Messenger?
Best Answer: Yes, you can deactivate messenger without deleting your Facebook account. Deactivating messenger will disable your account's ability to send or receive messages. But your Facebook account will still be active.
Once deactivated, no 'friends' will be able to see the deactivated profile in the app or send messages in existing conversations. Once the Facebook account is deleted, the user will lose the messenger account access also.
If you reactivate your Facebook profile by logging in through the app or the web browser, your Messenger will also be reactivated. Take note that if you reactivate your Messenger, your Facebook profile will also be reactivated, so you may have to deactivate your profile for a second time.
Follow these steps to do just that.:
Here's how to deactivate your Facebook account but keep using Messenger:
5. On opening the chat conversation with your friend if you see the message “You can't reply to this conversation“. Then it means that either you have been completely blocked from Facebook by your friend or they have deactivated the account.