Question: Create an application on ANdroid Studio that allows user to enter data in text field and save it to a file Sample1.txt, when Save to

Create an application on ANdroid Studio that allows user to enter data in text field and save it to a file "Sample1.txt", when "Save to File" button is clicked (data should be appended to the file). Also, display all data from the file Sample1.txt when "Read from File" button is clicked. The file should be saved to an external storage (if available), otherwise it should be saved to internal storage.

All layout and java file

Screenshot of different user actions (save to file and read to file)

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