Speaking after the first match of the season on Friday evening, Mourinho explained his decision to award the World Cup victor the armband.
The cameo felt symptomatic.
Reports coming out of England suggest that Manchester United boss Jose Mourinho is already working on ways to bolster his squad in January, and could bring in three players, among them a former Old Trafford superstar.
United used to be about the collective, the team: the Busby Babes, the Trinity, Fergie's Fledglings, the Treble-winners, the unity and, amid occasional meltdowns...
'We'll see which players come out.
Liverpool manager Klopp: Why are we Man City's only challengers?
Jürgen Klopp was pleased with Liverpool's convincing start to the season, but has warned there will be much tougher tests ahead. Everyone knows the Reds' front three are a sight to behold when they are in full flight - and they were at it again here.
Pogba described it as a "dream" to captain United at Old Trafford, nine years on from first joining the club's youth system from Le Havre. A hard summer in the transfer window, that saw a lot of controversy over differences in priorities between the club and manager Jose Mourinho, has finally prompted a move that had been considered for some time.
United went on to win 2-1, with Pogba, fresh from a World Cup-winning campaign that he was lauded for, scoring the opener. "There are things that I can not say otherwise I will get fined", commented Pogba.
"I still enjoying playing football but like I said, when you are comfortable or confident and are good in the head, it's going to be easier".
Braida hinted that the Brazilian midfielder will more than likely remain a Barcelona player beyond the summer after spending the second half of last season on loan at Inter Milan.
'I've read this week about Pogba wanting to leave before the European transfer deadline at the end of the month and in truth that wouldn't surprise me, ' Shearer said in his column for The Sun.
"I always love the club (United)".