You can’t delete your account from within the Instagram app, to permanently delete your account go to the Delete Your Account page from a mobile browser or computer.
The below guide will show you how you can go about deleting your Instagram Account;
- Log in to your Instagram account on a browser.
- Go to settings
- Click on delete your account
- Select an option from the drop-down menu next to Why are you deleting your account?
- Re-enter your password.
- The option to permanently delete your account will only appear after you’ve selected a reason from the menu.
- Click or tap Permanently delete my account.