Latest Facebook 550 user agents:

User Agent Platform Device
Mozilla/5.0 (iPhone; CPU iPhone OS 26_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23A341 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone13,3;FBMD/iPhone;FBSN/iOS;FBSV/26.0;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/900736983;IABMV/1];FBNV/1 iOS 26 iPhone 12 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_0 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23A341 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone13,3;FBMD/iPhone;FBSN/iOS;FBSV/26.0;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 12 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone14,8;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/fr_FR;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 14 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/900736983;IABMV/1];FBNV/1 iOS 26 iPhone 11
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/901087904;IABMV/1] iOS 26 iPhone 15
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F81 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone18,2;FBMD/iPhone;FBSN/iOS;FBSV/26.5.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 17 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone18,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/3;FBID/phone;FBLC/hu_HU;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 17 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone12,5;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/zh_CN;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 11 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E246 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone12,8;FBMD/iPhone;FBSN/iOS;FBSV/26.4;FBSS/2;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/901087904;IABMV/1] iOS 26 iPhone SE (2020)
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone13,2;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 12
Mozilla/5.0 (iPad; CPU OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPad13,16;FBMD/iPad;FBSN/iPadOS;FBSV/26.5;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/900736983;IABMV/1] iPadOS 26 iPad Air 5 WiFi
Mozilla/5.0 (iPhone; CPU iPhone OS 26_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23F77 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone12,3;FBMD/iPhone;FBSN/iOS;FBSV/26.5;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 11 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 17_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21G93 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone14,2;FBMD/iPhone;FBSN/iOS;FBSV/17.6.1;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/900736983;IABMV/1] iOS 17 iPhone 13 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 17_6_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21G93 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone14,3;FBMD/iPhone;FBSN/iOS;FBSV/17.6.1;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/900736983;IABMV/1] iOS 17 iPhone 13 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 18_4 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22E240 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/18.4;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/900736983;IABMV/1];FBNV/1 iOS 18 iPhone 13
Mozilla/5.0 (iPhone; CPU iPhone OS 26_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23C71 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone18,2;FBMD/iPhone;FBSN/iOS;FBSV/26.2.1;FBSS/3;FBID/phone;FBLC/en_Qaau_GB;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 17 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 26_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23D127 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone12,8;FBMD/iPhone;FBSN/iOS;FBSV/26.3;FBSS/2;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone SE (2020)
Mozilla/5.0 (iPhone; CPU iPhone OS 26_4_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23E261 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/26.4.2;FBSS/2;FBID/phone;FBLC/tr_TR;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 11
Mozilla/5.0 (iPhone; CPU iPhone OS 26_3 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23D127 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/26.3;FBSS/3;FBID/phone;FBLC/vi_VN;FBOP/5;FBRV/900736983;IABMV/1] iOS 26 iPhone 13
Mozilla/5.0 (iPhone; CPU iPhone OS 18_7_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22H31 Safari/604.1 [FBAN/FBIOS;FBAV/550.0.0.34.65;FBBV/890804754;FBDV/iPhone14,2;FBMD/iPhone;FBSN/iOS;FBSV/18.7.1;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/900736983;IABMV/1] iOS 18 iPhone 13 Pro