Portal

Portal saw a few notable fixes in Year 18, primarily addressing issues with fire effects in mods and resolving an endgame crash. The most significant updates included a rollback of a previous update that had inadvertently caused problems for players.

• Endgame Crash Fix: A fix rolled back a previous update on February 14, 2025, to resolve a crash occurring at the end of the game.
• Fire Effects Fixes: Multiple updates throughout this year addressed issues with fire effects in mods:
  • Resolved issues on May 19, 2025, and May 23, 2025.
  • Additional resolutions were made on May 28, 2025, and June 27, 2025.

Tracked sources for Portal were limited between 2023-10-10 and 2024-10-10, with only 1 verified change captured in this window. The recorded activity centers on Fixed executable stack error on Linux and sits between Rollback Previous Update and Fix Endgame Crash on 2023-01-17 (bug_fix) and Endgame Crash Fix on 2025-02-13 (bug_fix), making this a light but still readable period in the game's history.

• Verified activity: 2024-01-05 - Fixed executable stack error on Linux.
• What stands out: The period is defined more by a small number of isolated updates than by a large roadmap beat or expansion-sized release.
• Before this window: The closest earlier tracked activity was Rollback Previous Update and Fix Endgame Crash on 2023-01-17 (bug_fix).
• After this window: The next tracked activity was Endgame Crash Fix on 2025-02-13 (bug_fix).

Portal with RTX launched on December 8, 2022, as a free upgrade for all owners of Portal, delivering full ray tracing and significant graphical enhancements. This update not only reimagined the classic game with improved lighting, reflections, and optical effects but also introduced some notable fixes and adjustments.

• Graphics Enhancements: The Portal with RTX update significantly enhanced the visuals, featuring full ray tracing capabilities that improved overall graphical fidelity.

Portal with RTX was announced as a free DLC on September 20, 2022, set to enhance the game with ray tracing and improved graphics. This update also allowed players to choose between the original game and the RTX version at launch. Other notable changes included performance updates and various bug fixes.

• DLC Announcement: Portal with RTX launched on September 20, 2022, bringing enhanced graphics with full ray tracing, new hi-res textures, and improved models for a more immersive experience.

  • Gameplay Choice: Players gained the option to launch either the original Portal or the RTX version.

• Performance Improvements:

  • The game updated to DXVK version 2.0 on April 13, 2022, improving compatibility and performance.
  • DXVK cache priming was added for the Steam Deck on February 28, 2022, optimizing performance on that platform.

• Localization Updates: Minor localization updates were made on February 28, 2022, enhancing the game's accessibility for non-English players.

The December 8, 2014 patch delivered several important fixes to enhance gameplay in Portal. This update primarily addressed performance and visual issues, improving the overall experience for players.

• Performance Optimizations:

  • Fixed thread priority issues on OSX and Linux, resolving performance lags due to threads receiving lower priority than intended.
  • Resolved issues with missing video card configuration files, ensuring better default settings upon first launch.

• Visual Improvements:

  • Fixed bad damage indicators that displayed incorrectly when players changed resolution while playing.
  • Addressed the same issue of damage indicators for consistency in gameplay experience.

Portal transitioned to the Steam Content Delivery System on May 2, 2013, marking a significant shift for all platforms. This update also introduced Linux support, allowing Linux users to install and play the game, alongside the addition of SDK tools for modding enthusiasts.

• Linux Support: Portal launched support for Linux on May 2, 2013, enabling a new player base to engage with the game.
• SDK Tools Added: The inclusion of SDK tools on May 8, 2013, opened up new possibilities for modding within the game, enhancing community-created content.
• Steam Content Delivery System: The game transitioned to the Steam Content Delivery System on May 2, 2013, improving distribution and updates across all platforms.
• Save Game Compatibility Warning: An update on May 3, 2013, warned players that any save games made during the beta would be broken, requiring manual restarts for affected maps.