For the absolute latest official news on the 1.5.6 patch, you can visit the official Stardew Valley 1.5.6 post . If you'd like, I can: Help you that work better on 1.5.6. Guide you through installing SMAPI for this version.
Open and select Stardew Valley in your "Owned games". stardew valley compatibility version download link
If you are using the GOG version and notice missing executable files in 1.5.6, particularly on Linux, ensure you are pulling from the official "Compatibility" branch rather than just the latest update, as older 1.5.4 versions sometimes caused issues with libopenal.so . Important Considerations For the absolute latest official news on the 1
Steam will automatically download a small update to swap your game files. On GOG (GOG Galaxy) In your games list, right-click . Hover over Manage Installation and choose Configure . Click the Beta Channels dropdown and select Compatibility . Your game will update to the compatibility version. Key Features and Limitations Standard (64-bit) Compatibility (32-bit) Content Full latest updates (1.6+) Full latest updates (1.6+) Multiplayer Full support Full support (can play with 64-bit users) Modding Fully supported (SMAPI) Limited/No Support Hardware Modern 64-bit systems Legacy 32-bit / Older Intel CPUs Important Note for Modders Open and select Stardew Valley in your "Owned games"