- Go to your settings page. To do that, go to your top right dropdown menu, and click Settings.
- Go to Personal Details, and click Edit.
- Click Deactivate.
Note: Deactivating your WEBSTA account should also stop the daily email updates. To remove WEBSTA's access to your Instagram account, you can click Revoke on Instagram's Authorized Applications Page at https://www.instagram.com/accounts/manage_access/.