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Transitioning my project from PC to mobile was a very long and painful process. Each time I changed my lighting or material I had to build and wait for the mobile shaders to load, eventually I got the mobile too look pretty close to the PC version through using different lighting setups and reflection captures. I did some researching on how mobile handles movable lights, and found that they're not as impactful to the performance as I believed. Unreal allows used to allow only 4 movable lights on mobile but now you can have as many as you want. The catch is that only 4 lights can light a single object at once which can be easily be worked around.
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