After clicking on the USER ID or PASSWORD field, the X extension should trigger a pop-up with suggested login information that I can click and autofill the fields.
There is a pop-up with suggestion, but it appears behind the login overlay and cannot be clicked.
Version 7.4.2.BETA-2 (70402002)
version 10.15.2 (19C57)
Clicking on the X extension brings up the appropriate suggestion and clicking autofill works this way.
1Password Version: 7.4.2.BETA-2 (70402002)
Extension Version: 1.18.2
OS Version: 10.15.2 (19C57)
Sync Type: n/a