How To Remove An Instagram Account From Your Account List

Confirm by tapping Log out. That account will no longer appear as an option if you tap the drop-down at the top of the screen and you will no longer get notifications regarding that account. [2] X Research source

Confirm by tapping Log out. That account will no longer appear as an option if you tap the drop-down at the top of the screen and you will no longer get notifications regarding that account. [2] X Research source