Reproduction steps:

# Open the attached “MyDemo2022.zip” project
# Open the “Assets/Scenes/SampleScene.unity” Scene
# Select the “camera-base“ GameObject in the Hierarchy window
# Observe the “Allow Dynamic Resolution” field located under the Camera Component in the Inspector window
# Enter the Play Mode
# Observe the “Allow Dynamic Resolution” field located under the Camera Component in the Inspector window

Expected result: “Allow Dynamic Resolution” field stays enabled
Actual result: “Allo Dynamic Resolution” field gets disabled

Reproducible with: 14.0.3 (2022.2.0a16), 14.0.4 (2022.2.2f1), 15.0.3 (2023.1.0a25)
Not reproducible with: 10.10.1 (2020.3.44f1), 12.1.8 (2021.3.16f1), 13.1.9 (2022.1.24f1), 14.0.3 (2022.2.0a15)

Reproducible on: Windows 10 (21H2)