Primary account email required for sign-in ?
I have had to re-install Firefox after resetting my Windows 10 installation. Now I can't get my bookmarks - I get the above message when I try to sync. Why? How do I sync? None of my details have changed...
Additional System Details
- User Agent: Mozilla/5.0 (Windows NT 10.0; Win64; x64; rv:67.0) Gecko/20100101 Firefox/67.0