To add someone to a list when you accept the friend request:
- Click on the (at the top of every Facebook page) to see a list of your pending friend requests
- On the request, select Confirm
- Hover over the Friends button to see a list of your lists
- Select the lists you want to add this person to. If you don’t see the name of the list you’re looking for, click the option to show all of your lists or click the New List link to create a new list.