For installing: off your net muna then install the APK then don't open.. after that cut/copy the OBB files in
Android>>Obb>>"Paste here"
after that open the game and play
Following...Same issue here.Pa advice mga bossing I am using j8 pro and may existing ako nba2k18 nka install. I tried installinh the nba2k20 pero app not installed. do i need to delete the nba2k18?