In order to run the demo app we recommend to use Android Studio. This tutorial describes a demo app that is available on GitHub. So, the nandroid restore could be 'tricked' into restoring a file, but you would never want to do this unless you were absolutely sure that the image file you were. Now, the '.md5' file saved with each nandroid backup is just a plain text file, which could certainly be edited so that you are changing the checksum of one of the image files. Md5 free download - MD5 & SHA Checksum Utility, Apple Safari, MD5 Checksum Verifier, and many more programs. Contribute to csuliutao/android-md5 development by creating an account on GitHub.