United have suffered three defeats in their opening six Barclays Premier League games to leave Moyes reeling.
Some fans have been critical of his team selection, in particular his use of Shinji Kagawa and decision not to give new boy Wilfried Zaha any time on the pitch.
Others acknowledge the squad Moyes inherited is nowhere near as strong as last season's 11-point title win indicated, a fact the Scot himself has seemed to endorse over the weekend.
In addition, Eric Steele has claimed Moyes went against the advice of Ferguson by dispensing with the services of the former goalkeeping coach and senior coaches Rene Meulensteen and Mike Phelan in the summer, denying United the continuity that could be invaluable at the present time.
It has created a pretty unhappy backdrop ahead of Wednesday night's Champions League encounter with Shakhtar Donetsk, who slammed five past Real Sociedad in their opening Group A game a fortnight ago.
Yet Owen, who spent three years with the Old Trafford outfit before leaving for Stoke in 2012, insists Moyes will eventually get it right.
"It was always going to change quite dramatically," he told fifa.com.
"When someone has been there for over 25 years, whoever was going to take the job was going to have big question marks put against them.
"It was going to be a change for everybody within the club.