WARNING! Do NOT upgrade your iTunes to 12.7 if you are an iTunes user!!! 不要跟新 iTunes 12.7!!!

Apple Removed the ability to
Download,
Store,
Sync Apps to iOS Device
for the iTunes 12.7 !

Means

1. IF Apple remove an app in it's online app store
   You Can not install that app again by use your offline iTunes Library collection, if you downloaded that app in your iTunes.

2. IF an APP remove some features
   You can not install that app's old version back to your iOS device in your iTunes Library.

IF you are not an iTunes user
ignore this message.

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电脑版本 iTunes 12.7
阉割掉了 APP 同步 存储 下载 功能

也就是说！
你不能用电脑 下载 存储 APP了

也就是说 一旦 一个APP下架！ 你不能再依靠你电脑里的备份安装回来了。

APP下架 就真的没有了！
APP下架 就真的没有了！
APP下架 就真的没有了！
APP下架 就真的没有了！
APP下架 就真的没有了！
APP下架 就真的没有了！