Automatic display brightness and screen on display both reset every few minutes

Please tell us some basic information before asking for help:
- Model Name: ROG Phone 3 512gb
- Firmware Version: .78
- Rooted or not:no
- Frequency of Occurrence: always
- APP Name & APP Version (If your issue relates to the app):
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
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Hi guys,
I have "automatic screen brightness" on, "always on display" off.
But these settings reset every few minutes to the opposite.
I don't know what to do. I have 3 more days to send it back.
Any ideas?
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