What does lighting unsupported for ipad 2 mean

In this picture beside iPad2 it says that Basic lighting is unsupported, what does this mean? Also what is the difference between LDR, Full HDR, and Full HDR w/ Sun. Thanks Alot

Howdy ChaseK,

Here is another user that had the same question about iPad’s: https://answers.unrealengine.com/questions/78698/about-ios-device-capabilities.html

Let me know if this answers your question.

Thanks and have a great day!