Photon Engineer — patch notes and updates
Stored observation / content update:
Dated developer announcements recorded from Steam. Open the source for the complete update.
| Update | Date | Excerpt / source |
|---|---|---|
| Release 1.3.12 | 2026-10-24 | Release notes (v1.3.12): Fixed a crash that occurred when launching the game from a directory containing Cyrillic characters |
| Release 1.3.11 | 2026-10-17 | Release notes (v1.3.11): Automatically show the virtual keyboard on Steam Deck and Steam Machine when a text field is focused Improve lighting performance Engine: Fix a synchronization issue affecting save screenshots |
| Release 1.3.10 | 2026-10-02 | Release notes (v1.3.10): Improved GPU selection to prefer the integrated GPU over the software renderer Improved UI visuals on small screens Linux: detect the correct keyboard layout (QWERTY/AZERTY) on Wayland |
| Release 1.3.9 | 2026-07-13 | Fixed an asteroid clipping into Jupiter on Level 25 Improved crash report generation speed Linux: crash reports are no longer generated for SIGTERM or SIGINT, but are now generated for SIGBUS |
| Release 1.3.8 | 2026-06-08 | Release notes (v1.3.8): Fixed a crash that occur when the game is resized/minimized and models behind the camera had not been displayed for a long time Fixed a crash that occur when enabling Anti-Aliasing and Ambient Occlusion after launching the game with those options initially disabled Reduced shadow acne, especially on low settings. |
| Release 1.3.7 | 2026-05-30 | Release notes (v1.3.7): Fixed a crash at game start occurring on some AMD graphics drivers Fixed a bug where the game could crash when the mouse was moved over a mirror block |
| Release 1.3.6 | 2025-12-14 | Release notes (v1.3.6): Fixed a bug that caused the game to crash when a laser hit the space capsule |
| Release 1.3.5 | 2025-11-08 | Release notes (v1.3.5): Add support for Intel Arc graphics cards Fixed a bug where open doors appeared closed Improved laser color, which appeared too red due to sunlight Added missing physics to airlock vent objects |
| Update 1.3: game engine update | 2024-11-02 | Release notes (v1.3.0): Reflections have been added to boost overall visual quality Shadows are more realistic: softer, lighter, and better optimized Ambient occlusion appears more realistic Technical update: Vulkan, VMA and Curl libraries have been updated |
| Release 1.2.3 | 2024-02-12 | Release notes (v1.2.3): Fixed a bug causing the game to crash when attempting to reveal hints for level 25 sliding puzzles |
| Release 1.2.2 | 2023-11-10 | Release notes (v1.2.2): Fixed a bug where the merger block wouldn't output a laser when one input laser had been indirectly disabled by a pusher block Platforms 34: A new achievement has been added to the sliding puzzle (thanks to Xebulin) Platforms 34: Fixed the achievement "All solutions (2)", which was possible to achieve with the same solution |
| Release 1.2.1 | 2023-09-09 | Release notes (v1.2.1): Platforms 21, 22, 25: fixed a bug on sliding puzzles that could cause the game to crash due to a memory corruption |
| Update 1.2: improved game graphics | 2023-09-04 | The big change in this update is the improvement of the game graphics. A lot of textures have been enhanced, and new 3D models have been added. Release notes (v1.2.0): The game's graphics have been enhanced with new textures and new 3D models A new setting option has been added: rendering scale Platform 12: sliding puzzle has been simplified (according to the anonymous statistics, the puzzle was too complex) Fixed a bug where copying and pasting line breaks didn't work in input fields Increased the thickness of some windows to prevent the character from passing through them during intense physical collisions Technical update: when the Steam A |
| Release 1.1.3 | 2023-07-25 | Release notes (v1.1.3): Platform 32: new achievement added for the sliding puzzle Improved Spanish translation for the achievement descriptions Improved technical log to detect Vulkan presence |
| Release 1.1.2 | 2023-07-04 | Release notes (v1.1.2): Platform 10: the schema has been reviewed to clarify that pressing the button is necessary to move the cart Platform 10: added a hint for the sliding puzzle Hints can now be accessed without any delay Eliminated the freezing caused by the error message when Vulkan support is unavailable (Windows only) Game engine: improved object transparency. Laser color now remains consistent when viewed through other translucent objects, such as a door filter. Game engine: implemented computer shaders for bloom and ambient occlusion to improve performance |
| Release 1.1.1 | 2023-05-28 | Release notes (v1.1.1): Game is now compatible with more old graphics cards (the requirement of the Vulkan memory budget extension is now optional) Reviewed end-of-game messages Added the platform name (Steam or Itch) to the crash report |
| Update 1.1: puzzle hints | 2023-05-14 | The big change in this update is the arrival of hints. If you get stuck on laser or sliding puzzles for a certain period of time, you will have the possibility to request a hint. Important note for players who have already played the game: go to platform 05 to discover what's new! Release notes (v1.1.0): New platform with 32 optional hints are now available for the more complex puzzles of the game New achievement for players who do not use hints The new platform also contains a recap of all block mechanisms Platforms 27/34: fixed a bug where it was possible to build a block through the "special" windows Platform 27: added more foundation bloc |
| Release 1.0.15 | 2023-05-02 | Release notes (v1.0.15): Improved the opening door mechanism by adding on-screen progression indicators, making reset clearer, and ensuring the receptor is always 100% synchronized with the blocks' state. Changed the default keys for the logbook and interactive view to use more commonly used keys in the gaming industry (only applied to new players). Increased the range of the analyze feature because some players were missing elements to analyze due to being too far away from them. Hub platform: reviewed the design of the validation button on the console because it was somtime mistaken for a reset button. Platform 09: fixed a case where an ach |
| Release 1.0.14 | 2023-04-18 | Release notes (v1.0.14): Simplified level 14 by removing a room (according to the anonymous statistics, this level was too complex). Simplified level 20 by adding an extra mirror (according to the anonymous statistics, this level was too complex). Added a new achievement linked to level 20. Revised the display time of the logbook notification to be more adapted to the reading speed of most players. Improved the level 34 puzzle to ensure that the player does not need to re-browse all levels to track down missed items. Removed two annoying achievements that only required redoing a level without making a mistake. Revised Vulkan technical error m |
| Release 1.0.13 | 2023-04-17 | Release notes (v1.0.13): Reflections caused by backlit/technical lights that are not intended to be visible have been removed (bonus: performances in game increased slightly). A new sound has been added to alert players of execution interruption when attempting to build a block. Resolved an issue where execution failed to initiate on the first attempt in rare cases. Visual design of the dotted lasers has been improved to make it clearer to players that they are not actual lasers, but rather visual aids to understand where the lasers will appear. Level 9 has been reviewed and adjusted slightly to prevent puzzle solutions that may be easier tha |
| Release 1.0.12 | 2023-04-12 | Release notes (v1.0.12): Improved the algorithm for determining the best possible initial orientation for a block. Previously, it only operated on the vertical axis, but now it operates on the vertical, horizontal, and depth axes. Fixed a shadow artifact that occurred on most AMD GPUs. Level 6: removed a baseboard that was not supposed to be there. Clamped the UI zoom animation to prevent oversized widgets during periods of high computer activity or freezing. |
| Release 1.0.11 | 2023-04-11 | Release notes (v1.0.11): Replaced a royalty-free music that was muted by Twitch (but not on YouTube) with another royalty-free music. Now, the game is 100% streamer/YouTuber friendly. Fixed minor errors in the 3D mesh of the splitter block. Mouse sensitivity can now be more finely configured. Improved the algorithm for automatic detection of the best initial rotation when building a block. Upgraded the Vulkan library (Windows only). |
| Release 1.0.10 | 2023-04-08 | Release notes (v1.0.10): Added a new hint message when the player struggling to rotate a block during the tutorial Rename the titles of the achievements to avoid using the same title for two similar achievements |
| Release 1.0.9 | 2023-04-05 | Release notes (v1.0.9): Increased thickness of the exterior windows to prevent the character from going out of level under severe physical stress Added some missing baseboards in level 20 Changed wrong symbol displayed above a door in level 26 Removed useless merger block from level 24 Added a new puzzle achievement in level 27 Fixed a wrong memory access when unloading levels Fixed a case where the pusher block does not behave correctly Fixed a situation where it was possible to gain infinite life on a 2D puzzle Add wires between the console and the environment in the levels 24 and 30 for a better understanding of the interactions Update cre |
| Release 1.0.8 | 2023-03-31 | Release notes (v1.0.8): During construction, the blocks will automatically orient themselves in the most desirable position on the vertical axis to increase the game pace Slightly revised level 6 to prevent players from building too many foundation blocks Improved the normal textures of all walls for improved visual experience Added a bevel on all type of blocks for improved visual experience Fixed a bug where it was possible to take back a block through a door Reduced the default mouse sensitivity, which many players found too high Changed name of the keyboard keys for more clarity Changed text color to red when player attempts to change the |