The [customerAccessTokenCreate mutation] creates an accessToken which is used for modifying the Customer object via the Storefront API and is not related to logging in to the Online Store channel.
For logging in to the Online Store channel [Multipass] is available for stores on the Plus plan.
I can get the accessToken by this methods,but I don’t how to use it in shopfiy store website? set cookie? or other methods? I’m a frontend developer. Can cookies be set like other normal websites?