The Brazilian has his heart set on a move to Barcelona.
And with the Catalan giants reported to be readying a fresh offer for January, SPORT report that Coutinho wants Jurgen Klopp to block any apporach from the Ligue 1 side.
However, Manchester United will invoke options to extend the contracts of four of their first-team stars, according to The Telegraph.
Juan Mata, Ander Herrera, Ashley Young and Daley Blind are likely to receive new deals until the end of next season.
The quartet are out of contract next summer but Jose Mourinho will move to secure the players’ immediate futures.
This will see the transfer value of the stars increase.