Alert
Hello just got this alert on my iPhone, wondering if it’s legit because now my calendar is full from it
iPhone 12 Pro Max, iOS 14
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.