Facebook Groups for iPhone For more information, please visit the following pages:Facebook GroupsiPhoneFacebookWebKitLatest user agents:Mozilla/5.0 (iPhone; CPU iPhone OS 11_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/15E216 [FBAN/GroupsForiOS;FBAV/166.0.0.53.95;FBBV/101310068;FBDV/iPhone10,1;FBMD/iPhone;FBSN/iOS;FBSV/11.3;FBSS/2;FBCR/Carrier;FBID/phone;FBLC/en_US;FBOP/5;FBRV/0]