How to remove Chat in Windows 11 and its slider button
Find Your Friend's Online Presence on Facebook Who Turned Off Chat with You
How to disable chat heads in Facebook Messenger: Step
How to Turn Off chat in Facebook Messenger Android/iOS App
It only helps you ignore calls by not displaying it on your notification.
This will get you to your account.
How to Know Someone Turned off You from their Chat on FB? Step four: Once this is done, you will not be notified by Facebook about calls till you turn it off.