Review for CardBook by Firefox user a16201
Rated 4 out of 5 stars
He probado sincronizar contactos y sus grupos, desde mi cuenta GMAIL e ICLOUD y he comprobado que los grupos no los sincroniza. En mi cuenta GMX si los sincroniza.
This review is for a previous version of the add-on (21.1). This user has other reviews of this add-on.for Google, this is a known bug : https://issuetracker.google.com/issues/36761530
for Apple, this seems a new behaviour...
To create your own collections, you must have a Mozilla Add-ons account.