If you're logged into Facebook, doing so will open your News Feed. If you aren't logged into Facebook, enter your email address (or phone number) into the top-right corner of the screen and click Log In. It's in the Facebook Chat search bar in the bottom-right corner of the page. This option is near the middle of the pop-up menu here. Doing so will turn off the chat bar for all contacts which will make you appear offline.
افتح موقع فيسبوك. انقر ⚙️. انقر إغلاق الدردشة. انقر حسنًا.