How to reproduce:
1. Open the “ReproProject.zip“ project
2. Open the “Load“ scene
3. Build for iOS
4. Open the “Unity-iPhone.xcodeproj“ project in Xcode
5. Build for a device
6. Open and close the instance of the app a few times (should reproduce in 5 times)

Expected result: No flickering when opening the app on the splash screen
Actual result: Flicker when opening the app on the splash screen

Reproducible with: 6000.0.59f1, 6000.2.6f1, 6000.3.0b5, 6000.4.0a1

Reproducible environment: macOS 15.7 (M4 Max), macOS 15.7 (M1 Pro) (Reporters)
Not reproducible environment: No other environment tested

Reproducible with these devices:
VLNQA00626, iPhone 16 (MYE73QN/A), CPU: Apple A18 Pro, OS: 18.5
VLNQA00416, iPhone 13 Pro (MLVA3ET/A), CPU: Apple A15 Bionic, OS: 17.6.1
VLNQA00535, iPhone XS (MT9F2ET/A), CPU: Apple A12 Bionic, OS: 17.6.1

Not reproducible with these devices:
VLNQA00232, iPhone 8 Plus (MQ8M2ET/A), CPU: Apple A11 Bionic, OS: 16.7.10
VLNQA00493, iPhone 14 Pro (MQ083PX/A), CPU: Apple A16 Bionic, OS: 16.3.1
VLNQA00491, iPhone 14 Pro (MQ083PX/A), CPU: Apple A16 Bionic, OS: 16.0