By now, Looker connects to Snowflake using credentials.
Snowflake is demanding applications use MFA by 2026.
How do we accomplish this with Looker?
This connector is not compatible with interactive authentication methods, such as multi-factor authentication (MFA) with Duo Push.
You can use Key-pair authentication for looker user authentication.
Supporting link: https://docs.snowflake.com/en/user-guide/key-pair-auth