Fortnite Update V15.30 Patch Notes: Chug Cannon, Burst Quad Launcher. Mando’s Bounty And More Here are the "patch notes" for Fortnite update v15.30, or as close as we get. We've got the Chug Cannon, the Burst Quad Launcher, and whispers of a Frozen SMG, alongside the new Mando's Bounty LTM.