Bandai Namco released a patch for Death Note Killer Within on December 18, 2024, fixing disconnection issues in the game.The patch allows a match to continue even if players who aren't L, Kira, or the Kira Follower Misa disconnect or quit.Bandai Namco will take action against players purposely quitting to ruin the match, including warnings and bans if necessary.In 2025, new content including new Premium Avatars, a new Customization Track, and a new Role will be introduced.