No worries. For your information, I don’t know how to write a single line of C++ code and you don’t need to know any of C++ to be able to use Unreal 
But before you learn the specifics of Orbit Camera, you do need to know a little bit of Blueprinting. If you for example don’t know how to create variables and select the correct type, then everything will be very hard because thats one of the fundamentals of Blueprinting. I’ll recommend this series, it helped me alot in the begining:
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When you finished them my solution of the orbit camera will be quite easy to follow. I’ll gladly help you towards your goal, but I think you need to get some basic knowledge of blueprinting or else it will never quit being overwhelming