Facebook Block Friends List
Step 1
Click Facebook's "Account Menu" drop-down menu, which is the downward-facing arrowhead next to Home, and select "Privacy Settings"
Step 2
Click the "Manage Blocking" connect to open your Facebook blacklist. This Page details whatever you've blocked on Facebook, consisting of Users, apps and also occasion, or application invites from certain individuals.
Step 3
Each area details the obstructed individuals or applications. Click "Unblock" beside any kind of entry to eliminate the block for that individual or app. Facebook updates the setups instantly, so click "Facebook" or "Back to Privacy" when you're done to leave the Manage Blocking screen.
Suggestion
From your Bussiness' Facebook Page Admin Panel, choose the "Edit Page" drop-down listing and select "See Banned Users" for a checklist of Users you've Banned from your Page.