Released September 20, Apple's mainstream 2019 iPhone comes with a 6.1" LCD touchscreen, dual cameras, and six available colors. Successor to the iPhone XR.
If it is your iCloud account, this can be done by following the link below and follow the steps. If it is not your iCloud account, you cannot remove the account without the assistance of the account owner.
Removing I cloud from iPhone 11
by Momodou Lamin Njie