Support Library Packages | Android Developers
The Android Support Library contains several library packages that can be included in your application. Each of these libraries supports a specific range of Android platform versions and set of features. This guide explains the important features and…
Recent Support Library Revisions | Android Developers
This document provides an overview of the important categories of features available in the support library, and specific classes you should know about when building your app. For information about how to add support library code to your app development project, see Support Library Setup.
Support Library Setup | Android Developers
You can find this jar under your android SDK dir: /extras/android/support/v4/android-support-v4.jar. and a copy here: /extras/android/support/v7/appcompat/libs/android-support-v4.jar
Error "package android.support.v7.app does not exist"
You must be able to find this project in your workspace. This project contains android-support-*.jar file. This is a new library project. In turn, your project receives a dependency on that library project. You can stay with the updated configuration "as is" and start using compatibility API.