But he has continued to keep close tabs on the striker.
Bayern Munich are leading the chase, but Lewandowski knows it would upset Dortmund fans if he moved to their rivals, plus he wants to try his luck in England, says The Sun.
However, a move to United will happen only if Fergie allows one of his quartet of top-line strikers to leave.
Will United sell a striker to make room for Lewandowski? Who should it be? Give us your shout below...