The most 1Password has ever done (in my experience) is submit after I select the login to use, even on sites with only one login. I disabled that aspect, and I

The most 1Password has ever done (in my experience) is submit after I select the login to use, even on sites with only one login. I disabled that aspect, and I always have to toggle the helper via ctrl/cmd-\. It has never pre-filled a login field without me asking it to, and that's across v4, v5, v6, and v7.