When I try to share a team Vault by selecting manage access, I get very unpredictable results. Sometimes it shows me the list of people I can share with, at other times (and most often) a blank screen. See pics comparing below...
With 1Password 7 (not working case):
And et viola:
Of course, with 1passwordX on firefox:
and likewise with Chrome and Brave.
Bug, I am guessing?
1Password Version: 1Password 7 Version 7.6 (70600005) 1Password Store
Extension Version: 1Password X version 1.22.2
OS Version: 10.15.7 (19H2)
Sync Type: 1password.com