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But first we will create a layout which we want to take screenshot of, Volume Booster – Speaker Booster is an Android volume booster app that lets you increase the volume of your phone speaker’s more than what the native system allows. You can copy and adopt this source code example to your android project without reinventing the wheel. To learn more about this permission, and why most apps don't need to declare it to fulfill their use cases, see the guide on how to manage all files on a storage device. The system automatically scans an external storage volume and adds media files to the following well-defined collections: Images, including photographs and screenshots, which are stored in the DCIM/ and Pictures/ directories. In this example, we will pick/get the multiple images from gallery and we will show them in a gridview. We will choose/take multiple photos from gallery in the Android Studio by opening via Gallery Intent. 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