Note: Use Google Chrome Browser for it.
Follow the steps to Add All Friends to Any Facebook Group:
- Open the Facebook group where you want to add all your Facebook Friends. Note down the number of members in the group.
- Press F12 Button to open up Developers Window.
- Select Console Window.
- Copy the Code from HERE and paste it in console window. Press Enter and wait for 10-20 Seconds. (If your friend list is long then it might take some 2-3 minutes)
- Now All your Friends will be added to the Group. You may confirm it by noting down the total members of the group.