Since the 2016 version is considered a "classic" or legacy version, it is no longer available on the Google Play Store. You can generally find it on community-driven archive sites: : This site hosts a history of older versions, including Dream League Soccer Classic
: Open the game once the folder and file are correctly placed. (like v3.066) or instructions for installing on a PC DLS 2019 Mod: Unlimited Player Development | PDF - Scribd -EXCLUSIVE- Download Dream League Soccer 2016 Obb
: Sometimes lists older iterations of popular sports titles like DLS 2018 or 2016 for archival purposes. Archive/Mod Sites : Sites like Since the 2016 version is considered a "classic"