Please tell us some basic information before asking for help:
Model Name: ROG phone 3
Firmware Version: latest
Rooted or not: no
Frequency of Occurrence: last few days
APP Name & APP Version (If your issue relates to the app): battery/ system
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.
========================================