Many Facebook users sooner or later come to the point of no longer knowing all the people that they call ‘friends’. They might have approved them thinking they know them through mutual friends only to realize that they don’t really know them. So, is there any way to manage Facebook Friend request settings? Yes, there is. Let us describe you in detail.
To manage who can add you as a friend:
1.Click from the top right of any Facebook page and click Settings
2. Click Privacy in the left column
3. Click Edit next to Who can send you friend requests?
From the drop-down menu, click your suitable option: from Everyone or Friends of Friends.
Have A Nice Day!