Reproduction steps:
1. Create a new project
2. Press “Add Build Profile” button in Build Profiles window (File > Build Profiles)
3. Select any of the available Build Profiles and press “Add Build Profile” button
4. Select newly created Build Profile, press “Add Settings” button and select Player Settings option
5. Change Splash Image style to different option (Player Settings > Splash Image > Splash Style)
6. Press “Preview” button and observe the Game view

Actual result: Previous Splash Style is displayed in the Preview
Expected result: Changed Splash Style is displayed in the Preview

Reproducible with: 6000.0.67f1, 6000.3.9f1, 6000.4.0b9, 6000.5.0a7

Reproduced on: macOS Sequoia 26.2 (M4), Windows 11

Note: Pressing “Preview” button in the Player Settings when Build Profile is active displays Splash Image changes in Build Profile instead