Copy the entire save and configuration folders somewhere safe before editing or deleting files.
EVIDENCE STATUS
Evidence behind this guide
We cross-check store information and technical references, then summarize actionable steps in our own words.
※ Demand is not an exact user count or success rate. Those figures are not officially published, so we do not invent estimates.
GEMNAO FIRST-PARTY DATA
Problems reported and resolved
These are button responses submitted on Gemnao. After publication, real responses will show which topics cause trouble and which guides helped.
※ These are anonymous response counts, not unique people. We store no identifying information. Each button can be used once per browser and device.
Save and configuration locations
Save data
%APPDATA%\StardewValley\SavesConfiguration files
%APPDATA%\StardewValleyOpen Run with Windows + R, then paste paths beginning with %APPDATA% or %LOCALAPPDATA%.
FPS, ultrawide and HDR
Check the in-game frame cap first. Match it to your display, test ultrawide at native resolution, and enable Windows HDR before launching when HDR is supported.
Controller support
Xbox and PlayStation-style controllers are commonly supported. If inputs double or fail, test Steam Input and any controller mapper separately.
Launch and crash fixes
Try one item at a time and test after each change so you can identify the cause.
- 1Read red SMAPI console messages for missing requirements
- 2Remove Steam launch options and test vanilla
- 3Back up and regenerate startup_preferences
- 4Restore a damaged save from its matching _old file
Mods and language support
MOD
Back up saves first, confirm the mod matches the current game version, and test one mod at a time. Remove all mods immediately after a major update if the game stops launching.
Language
Official interface support includes Japanese, English, Simplified Chinese and Spanish; old translation mods are usually unnecessary.
System requirements
Requirements can change after updates. Check the latest store listing before buying.