assume that no group are selected in google address book STEPS TO REPRODUCE 1. select a group, then its contacts are put in the second column 2. select another group 3. OBSERVED RESULT the contacts of the second group is added in the column EXPECTED RESULT The first group is unchecked, then its contacts disappears from the second column and the contacts of the second group are added in the second column. This is the way google contacts works SOFTWARE/OS VERSIONS Windows: macOS: Linux/KDE Plasma: (available in About System) KDE Plasma Version: KDE Frameworks Version: Qt Version: ADDITIONAL INFORMATION