This tutorial explains how to add permissions for android application in AndroidManifest.xml File in react native application. Permissions is designed to maintain the security between application and application user. The purpose of a permission is to protect the privacy of an Android user. Android apps must request permission to access sensitive user data (such as contacts and SMS), as well as certain system features (such as camera and internet). Depending on the feature, the system might grant the permission automatically or might prompt the user to approve the request. The AndroidManifest.xml file contain all the important information about application like Application Icon details, Application name and all about activities. AndroidManifest.xml file is used to set normal permissions inside it.