What happened: Ruben Amorim's recent admission of errors during his tenure at Manchester United has drawn criticism for inflexibility. Observers highlight his persistent use of a setup that ultimately proved ineffective at Old Trafford.

Why it matters: The reflection arrives as he begins a new project at AC Milan following a January dismissal. The 14-month period marked significant struggles for the English club, concluding with a 15th-place league finish.

What to watch: Attention now shifts to how the coaching approach will adapt in Serie A under a newly signed three-year contract.