...
How do I disable MFA?
Navigate to Settings Profile > Authenticator. Enter the code displayed on the authentication app on your smart phone that you used to set up MFA. Click ‘Disable’. If you are linked to an Organisation in the Netherlands, MFA is mandatory and therefore will have to be re-enabled if it is disabled.
...
You can grant access to a third party app with single sign-on (SSO). If you have enabled MFA enabled on PKB, PKB asks for an authentication code when first setting up the SSO connection.
...