Exchange was canceled without customer approval

Dear team This is Sai Nath I’m ordered the Chelsea boots at Myntra and I’m placed the 9no size boots but it’s where lose to me and I’m required for the returned for 8no size boots today is an delivery day at 14/12/2025 and today I’m tracked the status it’s showed your order as been canceled how you guys will cancel without any customer approval What fuck your doing And I’m called to your customer care there is no proper response to the customer And I received damaged show I don’t what you guys do I need today delivery only Otherwise I’m advocate I will proceed legally And I’m raised an complaint on website without any customer approval how did you guys will close the complaint Thank you 7893386484