Vírus in Iphone
All day I reciced massive msg in My calendar. How can take off this virus?
iPhone 11 Pro Max, iOS 13
If running iOS 13 or earlier versions, check: Settings - Passwords & Accounts - Accounts - Any rogue entries here? If so, delete the rogue account.
If running iOS 14, check: Settings - Calendar - Accounts - Any rogue entries here? If so, delete the rogue account.
The Apple support article is below.