The CalDAV \/ CardDAV features are available only for Enhanced mailboxes.<\/strong><\/span><\/p>\n<\/div>\n<\/div>\n Due to a bug in Android 12 some phones started to delete contacts via Microsoft ActiveSync. Therefore, GroupOffice has implemented a new CalDAV \/ CardDAV setting that disallows deletes via sync by default now. More info on the bug can be found here:\u00a0https:\/\/eu.community.samsung.com\/t5\/galaxy-z-fold-z-flip\/outlook-contacts-gone-after-android-12-update\/td-p\/4567744\/page\/2<\/a>.<\/p>\n Because this option is disabled by default, you might now receive this error in your CalDAV \/ CardDAV client:<\/strong><\/span><\/p>\n Deleting is disabled by user sync settings<\/strong><\/span><\/p>\n<\/div>\n<\/div>\nTo enable delete via synchronization:<\/h2>\n