Universal Mobile Ads for iOS & Android

It’s not related to the plugin directly. You should write on the forum about this issue: https://forums.unrealengine.com/development-discussion/ios-development
Also this guide may help you: https://forums.unrealengine.com/development-discussion/ios-development/50090-windows-ios-rsync-remote-build-guide-4-8?78804-Windows-gt-iOS-=