Clear all the data of google app then Go to play store > options> [![My 'Apps&games' >][1]][1] [1]: https://i.sstatic.net/3JG6ZMy apps & games.png Go
Go to 'installed'>Google app > uninstall Now
Now don't do anything it will show to two options 'update' and 'open' minimize and close play store. then
Then head to the settings > storage & USB > internal storage > Go to google app Now.
Now you should be able to disable it,.