How to transfer old Android apps into a new phone

Phone apps are funny things. You install ‘em with a couple of quick clicks from the Play Store, but you never actually see the associated files or have direct access to what’s downloaded. In the name of simplicity, our modern mobile operating systems have covered up the ugly inner workings of app installation and taken file handling out of our hands.
By and large, that’s a positive. Most phone owners don’t generally need to see application files or know where such assets