While on cellular data only CE displays “online” raster charts with just high level image without fine details.
iPhoneX on cellular data only.
CE build 50 removed then new install of build 51.
Downloaded raster charts for offline use.
CE displays offline downloaded charts correctly.
“Online” raster charts display and detail is normal if local area wifi internet connection is on.
Speedtest shows download speed of 30 Mbps with cellular data and 51 Mbps with local wifi internet data.