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The Android Privacy Protocol is a set of methods to configure and use your Android phone to increase your privacy with any standard Android phone while also having the ability to use most modern apps. The protocol is designed to keep the default profile anonymous (don't log into a Google account) Use the Aurora Store to install apps from the Play Store without using the Google Play Store. The Shelter app lets you access this feature even though it might be hidden. It also lets you shut down all your "work apps" at once.