Customers can see your product page and order your app before it’s released for download.
i OS 11 is also the biggest release for i Pad ever and adds powerful new multitasking features, a new Files app and more ways to use Apple Pencil.
Make sure future releases of your app are 64-bit compatible by using new diagnostic tools in Xcode 9.3 beta and testing on mac OS 10.13.4 beta.
This version of Xcode also builds 64-bit apps by default. Starting January 31, new apps submitted to the Mac App Store must support 64-bit, and Mac app updates and existing apps must support 64-bit starting June 2018.
For information on the security content of Apple software updates, please visit this website: https://support.apple.com/kb/HT201222 i OS 11 is performance optimized for 64-bit apps.
32-bit apps will need to be updated by the app developer to work with this version of i OS.