What is HDR? HDR stands for high dynamic Range. Turning on the HDR mode allows your phone to capture the details in the darker as well as brighter areas.
It happens because of 2 reasons:-1) If you are using mobile data and the internet speed lags.2) Overuse of RAM or piling of of cacheSolution:- Try using Wi-Fi or clear cache in the app settings and restart the phone.If satisfied please mark my reply/...