Version 4.2.4 - [CardDAV] vCard LABELs are not generated anymore - now there's only the structured address - [CardDAV] better support for read-only address books (make contacts "really" read-only as good as possible) - [CalDAV] handle a rare exception when a time zone is known to Android but not to ical4j - [UI] use Material switches for preferences - [UI] use switches instead of checkboxes in accounts so that it is more understandable what should be synchronized - [UI] add monochrome/themed icon - [UI] added some pre-set base URLs - [UI] updated Manual URL (the manual is now automatically updated by Github Actions after editing it) - [jtx Board] remove filesize restriction for attachments - improved compatibility (especially HUAWEI to display DAVx5 calendars there again) - fix a bug that caused the account view to be empty after renaming an account - fix a crash when accounts vanish somehow - new languages (thanks to our translators!)