fix an android file manager app

the project time has no limits, either you can complete it in 6 hours or 6 weeks, your working is only delay in earning the money from me, ok. so you has to speed up the work, because there is still more work to get done with this app and other apps as well. use the latest version of Android Studio for this work. Play Store Link of the App: [login to view URL] Google Drive Link of this App's Source Code: [login to view URL] Google Play Store Link of Sample App {to add Progress Box in this app}: [login to view URL] This app has following issues, what you've to fix; 1. USB Storage Connection & Opening Issue: This app is not properly show the USB storage when it's connected to android device. user have to close and then open the app to get into the USB Storage. After that, if user remove the USB storage, than this app is not properly remove the USB storage and it's icon keep displaying on the side bar menu. 2. ANRs & Crashes: This app is creating and behaving with so many ANRs & Crashes what you've to remove and fix. i mean the count of the ANRs & Crashes has to reach the count of 0 (zero errors), so user can use it completely. You've to add the following functions in this app; 1. Progress Box: The image is attached for your reference with this project named as "20180722" which can clear your understanding that whenever this app is about to perform the following operations [in same storage device or between the storage devices], it has to show their progress via a pop up box just like the Samsung's App MY FILES [[login to view URL]] do, if you have samsung, you can understand what and how i wanted from you, ok; a. Copy/Paste, b. Cut/Paste (Move), c. Delete, d. Compress, e. Extract 2. Local based Notifications: i need to program few local based notifications in this app, so they should be coded in the code and has to pop up from the app [no need to send from any server] when their programmed time has come up, ok. 3. Layouts: You've to create the layouts of this app or fix them if they're already created to make it supported and useable on Android Phones as well as Android Tablets, ok.