Port Authority
Steam News 13 December 20255mo ago

Demo Update 6

Gameplay All ships now have stern and bow thrusters and can now move sideways. Removed the demand mechanic and the associated upgrade. Removed some upgrades that did not see much or any use. Extended the tutorial. It no…

Update log

Full Port Authority update

The complete published notes, normalized for clean reading and source attribution.

Extracted changes

2 fixes1 addition2 changes2 removals
  • Gameplay
  • Maps
  • Fixes
addedGameplayAll ships now have stern and bow thrusters and can now move sideways.
removedGameplayRemoved the demand mechanic and the associated upgrade.
removedGameplayRemoved some upgrades that did not see much or any use.
changedGameplayExtended the tutorial. It now explains how to change a ship’s speed and how to buy and apply upgrades.
changedVisualsFurther improved the underwater structure on the Hong Kong map.
fixedBug FixesFixed a bug that allowed ships to sometimes leave the game area backwards.

Gameplay

  • All ships now have stern and bow thrusters and can now move sideways.

  • Removed the demand mechanic and the associated upgrade.

  • Removed some upgrades that did not see much or any use.

  • Extended the tutorial. It now explains how to change a ship’s speed and how to buy and apply upgrades.

Visuals

  • Further improved the underwater structure on the Hong Kong map.

Bug Fixes

  • Fixed a bug that allowed ships to sometimes leave the game area backwards.

  • Fixed ships sometimes rotating in the wrong direction.

Source

Steam News / 13 December 2025

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