Reproduction steps:
1. Open the attached “IN-110600.zip” project
2. Build and Run the project (File > Build and Run)
3. In the Player, enable the “Fullscreen” checkbox
4. In the resolutions dropdown, select the lowest available resolution in the list (e.g., 1280x800)
5. Disable the “Fullscreen” checkbox
6. Observe the resolution of the Player

Expected result: The Player window should be automatically set to 1920x1080 resolution (or whatever the first windowed resolution option is)
Actual result: The Player window remains at the previous fullscreen resolution (1280x800)

Reproducible with: 2023.2.0a5, 6000.0.56f1, 6000.2.1f1, 6000.3.0a5

Reproducible on: Windows 11
Not reproducible on: macOS 15.5 (M1 Max), macOS 15.3 (M2 Ultra)

Note:
- Does not reproduce if more than one monitor is used while reproducing