Use Stickers On Facebook
to add stickers to facebook posts, click the share button. to add stickers to facebook messenger, click the send button, to add stickers to facebook comments, see the steps under the sticker below
Copyright © i2Symbol but free for personal use
Smiley Emoji Sticker
Add Sticker To Facebook Comment
Step 1
Copy Sticker Link
Step 2
Click the Camera Icon of Facebook Comment or Chat Window 
Step 3
Paste Sticker Link into File Name then Click Open. 
