I got a new phone and moved all my apps over, how ever 1 app in question only transferred the base app and not the 3 gigs of data tied to it. The app is nolonger in the app store and can't be retrieved from the original source. Is there a way I can move the entirety of the app over to my new phone and have it still work? This is on android moving to a galaxy s8 from a s6.
Read more: Help transferring phone app data?