If you are using the classic version 1, your language settings are controlled by a simple configuration file in your installation folder. completely.
Edit that line to your preferred language (e.g., change it to the file and relaunch SAI! 🎉 📍 For PaintTool SAI 2 paint tool sai change language
Bridging the Language Barrier: Changing Language in PaintTool SAI If you are using the classic version 1,
Before we get into the solutions, you need to understand why this is so difficult. paint tool sai change language