United pondered a move for Bournemouth hitman Josh King, who previously played under Solskjaer for the club at youth level.
But, in the end, they ended up paying £4million to sign Ighalo on loan until the rest of the season.
Solskjaer was asked about the striker on Saturday, shortly after the club’s goalless draw with Wolves at Old Trafford.
And he expressed a belief that Ighalo could benefit his side as they hunt a place in next season’s Champions League.
“He’s a different type of striker – a proven goal-scorer, a physical presence,” he said.
“It gives us a chance to rest Mason (Greenwood) and Anthony (Martial) at times.