The Brazilian is expected to leave Barcelona at the end of the season, with a host of clubs interested.
Chelsea, Tottenham, Arsenal and Leicester are all expected to explore moves for the ex-Liverpool man.
Jurgen Klopp’s Reds, however, have no interest in bringing the 27-year-old back to Anfield.
If United don’t move for Coutinho, it leaves the door wide open for Tottenham and Chelsea.
