How to add a nickname to a friend's account in Fortnite
Open the game menu.
On PC/Mac, press Esc.
On PlayStation, press the Options button.
On Xbox, press the Menu button.
On Switch, press the + button.
On Android, press the Menu button and then the gear icon.
Select the FRIENDS tab.
Select the friend you want to give the nickname.
Click MORE OPTIONS
Click ADD NICKNAME
Enter a nickname and click SAVE
Nicknames are limited to 16 characters
Once you've added a nickname, you’ll be able to use that nickname to find friends in your friend list.
In-match, the game will display your friends' normal display name
Players in Cabined Accounts are not able to add nicknames
If you remove a friend from your friend list who has assigned you a nickname, or vice versa, the nickname will be reset and will need to be set again.