To improve the picture quality kindly check the given solution:
1. Please clean the lens with a cotton cloth or glasses cloth.
2. Please click on the shutter again after the completion of the focus.
3. Please change a brighter place to try.
4. Please off the background blur effect.
5. Please choose a suitable picture mode and adjust the parameters of the camera settings.
6. It is recommended that you switch to Pro mode, manually adjust the sensitivity (ISO) and shutter speed (S) in night mode, and try to use a tripod to stabilize the camera to prevent camera shake.
If the problem occurs frequently, it is recommended that you bring your purchase certificate to the realme Customer Service center for testing.