improper Advertising identifier [IDFA] Usage. Your app contains the Advertising Identifier [IDFA] API but you have not indicated its usage on the prepare for Upload page in iTunes Connect. http://www.cocoachina.com/bbs/read.php?tid=197462&page=1 找到答案了。随便传个包上去，然后拒绝掉，重新prepare to upload。就会出现选项。对应选择就好了。