The issue is that I keep getting prompted for a key when trying this, but he doesn't have a key as he has been using a license not a subscription. The instructions on your site ask me to go to Preferences, then Accounts. There is no way to do this on his license...please help.
1Password Version: 1Password 6 Version 6.8.1 (681006) AgileBits Store
Extension Version: Not Provided
OS Version: Sierra 10.12.6
Sync Type: Dropbox