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Steam News9 June 202627d ago

Play "ULTRA0" on Steam Deck!

We are thrilled to announce that Valve has completed its compatibility check, and "ULTRA0" is fully verified. You can now enjoy the complete gaming experience seamlessly on your handheld device.

In this update1

Full notes

Full ULTRA0 update

Read the full published notes in a cleaner layout. The original post stays linked below.

What changed

0 fixes1 addition2 changes0 removals
  • Compatibility
addedWe are thrilled to announce that Valve has completed its compatibility check, and "ULTRA0" is fully verified.You can now enjoy the complete gaming experience seamlessly on your handheld device.
changedWe are thrilled to announce that Valve has completed its compatibility check, and "ULTRA0" is fully verified.To all Steam Deck owners out there: grab your Deck and dive into the world of "ULTRA0" today!
changedWe are thrilled to announce that Valve has completed its compatibility check, and "ULTRA0" is fully verified.For more details, please check out the image below.

ULTRA0 changes

addedYou can now enjoy the complete gaming experience seamlessly on your handheld device.
changedTo all Steam Deck owners out there: grab your Deck and dive into the world of "ULTRA0" today!
changedFor more details, please check out the image below.

We are thrilled to announce that Valve has completed its compatibility check, and "ULTRA0" is fully verified.

You can now enjoy the complete gaming experience seamlessly on your handheld device.

To all Steam Deck owners out there: grab your Deck and dive into the world of "ULTRA0" today!

For more details, please check out the image below.

Source

Steam News / 9 June 2026

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