You can restore the camera to its original factory settings by the reset. In order to reset the camera setting please find the steps below:
Path:
realme UI 3.0 & above versions: Navigate to the Camera on the Home Screen > Click on the three Dots at the right top side > Settings > Restore defaults.
realme UI 2.0: Navigate to the Camera on the Home Screen > Click on the Setting Icon at the right top side > Restore defaults.
realme UI 1.0: Navigate to the Camera on the Home Screen > Click on the three Dots at the right top side > Settings > Restore defaults.
realme UI R & T & U Edition: Navigate to the Camera on the Home Screen > Click on the three Dots at the right top side > Settings > Restore defaults.
realme UI Go & S Edition: Navigate to the Camera on the Home Screen > Click on the Setting Icon at the right top side > Restore defaults.