Dear friends, welcome to my video. In this video, we'll see how to create and open a file. The file could be of PDF, image, text, or document type, at any user-selected location from your Android app. We'll be using intent for that. So, let's begin. First, let's create an empty project with just a couple of buttons in the layout. The name of the application can be "Create and Open a File of Any Type." I am using the latest version of Android API, 32. Once the environment loads up, a video window will come up. Now, let's update our manifest file to define certain user permissions. We will need permission to write external storage and read external storage. We will ask the respective permission from the user in our own method in the Java code. We can use `ActivityCompat.requestPermissions` to ask for permissions. In a minute, I'll also run this app in an emulator. I'll start this app in an emulator and let it load in the background. Coming back to the code, we can now define the current activity as `this`. Then, we can form a string array for all the permissions we need. Here, we need two permissions - `android.permission.WRITE_EXTERNAL_STORAGE` and `android.permission.READ_EXTERNAL_STORAGE`. Next, we'll check if the permissions are granted using `PackageManager.PERMISSION_GRANTED`. I have triggered the emulator to see if my app is loading. The empty app is loading and it's asking for the permissions we just defined. I'll allow it. In the meantime, I'll quickly...
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