How to transfer XAVCS Videos from Sony A7r4 A7r3 A73 A3 to iPhone or iPad

Quick tutorial and settings on transfer XAVCS 4K videos from Sony A7r3 to iphone
Required
Apple Lightning to USB Camera Connection
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Sony A7r3 : https://amzn.to/2Hd0VJN

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Update Jul 2019: Solution found for transfer
Setting as follow
USB Mode MTP ,
Connection: Multi
Power Supply: Off
Card must be in slot 1

Updated : May 2020
Works well with the latest ios 13.4.1 update

Hope it works for you!