To send a friend request to another player, open the player's profile and tap [Add Friend], which is under the player icon.
You can also send a friend request to a player by following these steps:
• Tap [Leaderboard]
• Tap [Friends]
• Tap [Add Friend]
• Tap [Find Friends]
• In the input field, enter the player ID of the player who you want to send a friend request to.
• Tap [Request] to send a friend request to that player.