According to the developer, the trick works in iTunes, iBooks, App Store and the Apple Watch app, but not in Podcasts, Music, Game Center or iMessage.
这位程序员称,这招对清理iTunes、iBooks、应用商店以及苹果手表应用的缓存都很奏效,但不适用播客、音乐、游戏中心和iMessage应用。