He told reporters in America as the Red Devils prepare to open their pre-season campaign: "I hope that he understands why he was very good".
It certainly got a reaction, with one Facebook user commenting: "I'm a United fan but Pogba can f*** off for that".
"For Paul, I think it's the first World Cup that he's gone to and to be a world champion can only be fantastic".
But the 25-year-old has proved is quality on the biggest stage of them after guiding France to World Cup glory.
On his day, he can lay claim to being the best midfielder on the planet, but those performances have been far too sporadic for Mourinho's liking and he even took the bold step of benching his star player last season. This provided the Les Bleus with an axis - that had everything it needed for the team to function around it; although not without its limitations. "Now he is world champion with your country, I think you forget all the painful moments in your career".
Russian Federation 2018 was potentially Messi's last chance at winning the World Cup with the Barcelona man set to be 35 by the time the Qatar competition rolls around.
The LA Galaxy striker told reporters of Pogba's ideal response to those who continue to write him off: "I played with him for two years and people like to give their opinion, which they have the right to do".
Paul Pogba played 539 minutes in 6 matches in the World Cup - predominantly as part of a midfield two alongside the equally prodigious N'Golo Kante - as his partner in crime. I miss my father.