The same point occurred with me yesterday. I started to use Facebook on my Android tablet computer when I believed to shut off chat for sometime, I felt problem to find such alternative. Yet after looking for longtime, I discovered the way to shut off chat in Facebook for Android.
Turn Off Facebook Chat
How you can Shut Off Facebook chat on Android
So, this post communicates you How to Switch off chat in Facebook for Android. Just check out the following steps really meticulously and use them on your gadget:
-Open Facebook in your Android device as well as log into your account.
-Now, tap on Facebook's menu switch on the leading left corner of the phone and afterwards scroll down the menu to App Settings. Tap on it. See the screenshot to aid far better.
-Now, under General Settings, you'll see a choice named chat Availability. Uncheck this term to switch off Facebook chat in your Android phone/tablet.
That's it! Currently your Facebook chat is turned off on your smart phone. You could anytime transform it off by merely examining chat Schedule once more.
So, I think the above actions suffice to help you better as well as hope you can do it on your side conveniently.