Google thinks that the act of putting apk files into /system/app|priv-app/ is a "privilege escape" behavior.
I have to remove the system plugin feature from Ice Box.
Google 认为在 /system/app|priv-app/ 放文件的做法是提权漏洞，并下架了冰箱 Ice Box。
因此我不得不在新版中被迫移除了提权插件功能，请大家见谅。
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Speed up Ice Box's freezing and defrosting.
https://play.google.com/store/apps/details?id=com.catchingnow.icebox
This is a plugin of Ice Box app. Please do not install it without Ice Box app.
The plugin will speed up Ice Box's freezing and defrosting for rooted devices. There is no necessary to install it when using device owner mode or simple ADB mode.