1. Incompatible device: The device may not support lightweight camera applications or expected functions.
2. Version problem: Please make sure to download the latest version of the lightweight camera application to get the best results. If an old version of the application already exists on the device, fine tuning may not be possible.
3. Permissions: Please check the device settings to ensure that the lightweight camera application has been granted all necessary permissions, such as camera permissions and storage permissions.
4. Hardware problems: In some cases, some camera applications can't work normally on the device due to hardware errors or failures. Users can try solutions such as restarting the device.
DR may refer to the "DynamicRange" function in the lightweight camera App. Is a common photo processing technology, which is often used to improve the brightness and color contrast of images and enhance the detail expression of photos. Using DR function can improve the shooting effect of photos, especially in scenes with high highlights and large shadows, which can better preserve details and reduce underexposure or overexposure during shooting.