However, the Frenchman has so far endured a mixed start to life back at Old Trafford.
Henrikh Mkhitaryan believes there is more to come from Paul Pogba at Manchester United
But Mkhitaryan, who was also brought to United by Jose Mourinho last summer, believes Pogba will improve.
"He has a very big potential and I know he is able to do it much better because he is able to do it and he has showed us quite a lot," Mkhitaryan told Sky Sports.
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Henrikh Mkhitaryan and Paul Pogba both joined Manchester United last summer
"He needs a little bit more time to adapt because it's not very easy to be worth £89m.
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"For him, it is a little bit hard because he is still 23 years old and maybe he is thinking he needs to do more than he's doing but I know with the manager he is going to find the solution to solve it and he's trying to do it already.
"Maybe people are waiting for something extraordinary from him, some miracles, but everyone has to know he's a football player, a human being, so he just has to play the way he can play and he will do better."