This tutorial will show you How to Block People in Facebook Messenger
If you are using your Facebook account to connect someone but you don't want receive their message anymore, you can block them from Facebook Messenger. When you block them, their will unable to send you messages, but they still see your post on New Feed and view your Timeline and profile. This article below will help you block someone on Facebook Chat:
Step 1, click here and login Facebook :
Step 2, click here and go to Facebook Message:
Step 3, search name people you want to block in Search Box:
I block Mangal:
Step 4, choose Actions ~> Block Messages:
Done.