- Added highly experimental Portal 2 support.
- Added per-game launch options.
- Added 2x and 4x anti-aliasing options.
- Added A/B button controls for menus.
- Added custom-map launching to the Mods menu.
- Added snap-turn stick reach and prop fade distance settings.
- Added a draggable scrollbar to VR settings.
- Fixed eye mismatches and instability with Application SpaceWarp.
- Fixed fading props rendering incorrectly with Application SpaceWarp.
- Fixed updates sometimes retaining older game files.
- Fixed a crash when pressing controller triggers.
- Fixed menu and Portal gun haptics on older Horizon OS versions.
- Fixed the caption size setting not affecting normal subtitles.
- Fixed launched weapons and objects colliding with the player's hands or held weapon.
- Fixed laser sights freezing or drifting while menus were open.
- Fixed Portal menu backgrounds disappearing when looking around.
- Fixed Portal room-scale turning, carrying, and Portal gun positioning.
- Fixed black screens and wall clipping when leaning or moving through portals.
- Fixed flashlight shadows flickering.