Manchester United have endured a mixed season under Solskjaer so far, with the club recently overcoming their issues to beat Tottenham and Manchester City.
And the Red Devils are likely to try and strengthen their squad when the transfer window reopens in January.
Mandzukic has been linked, with the Juventus star coming close to making the move to Old Trafford back in the summer.
However, the Athletic say United have now changed their plans to go for the 34-year-old.
It’s claimed that his lack of match fitness that has prompted the change of thought over at OId Trafford.