Latest Facebook 545 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 11; V2043_21 Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 11 Y20 (2021)
Mozilla/5.0 (Linux; Android 14; moto g24 Build/UTAS34.82-113-3; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 14 Moto G24
Mozilla/5.0 (Linux; Android 14; V2344 Build/UP1A.231005.007; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] FBNV/500 Android 14 Y03t
Mozilla/5.0 (Linux; Android 14; 23021RAAEG Build/UKQ1.230917.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 14 Redmi Note 12
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/545.0.0.28.64;FBBV/865364471;FBDV/iPhone12,5;FBMD/iPhone;FBSN/iOS;FBSV/18.7.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/872530649;IABMV/1] iOS 18 iPhone 11 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 18_6_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22G100 Safari/604.1 [FBAN/FBIOS;FBAV/545.0.0.28.64;FBBV/865364471;FBDV/iPhone17,4;FBMD/iPhone;FBSN/iOS;FBSV/18.6.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/872530649;IABMV/1] iOS 18 iPhone 16 Plus
Mozilla/5.0 (Linux; Android 11; CPH2269 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] FBNV/500 Android 11 A16
Mozilla/5.0 (Linux; Android 10; CPH2185 Build/QP1A.190711.020; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/143.0.7499.192 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 10 A15
Mozilla/5.0 (iPhone; CPU iPhone OS 26_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23D8133 Safari/604.1 [FBAN/FBIOS;FBAV/545.0.0.28.64;FBBV/865364471;FBDV/iPhone13,4;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/872530649;IABMV/1] iOS 26 iPhone 12 Pro Max
Mozilla/5.0 (Linux; Android 12; 220733SFG Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.109 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 12 Redmi A1+
Mozilla/5.0 (Linux; Android 11; vivo 1906 Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] FBNV/500 Android 11 Y11
Mozilla/5.0 (Linux; Android 8.1.0; vivo Y85A Build/OPM1.171019.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/138.0.7204.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 8 Y85
Mozilla/5.0 (Linux; Android 11; RMX3195 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 11 C25s
Mozilla/5.0 (Linux; Android 14; Infinix X6833B Build/UP1A.231005.007; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] FBNV/500 Android 14 Hot 30
Mozilla/5.0 (Linux; Android 13; RMX3195 Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] FBNV/500 Android 13 C25s
Mozilla/5.0 (Linux; Android 14; SM-A137F Build/UP1A.231005.007; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.120 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 14 Galaxy A13
Mozilla/5.0 (Linux; Android 10; SM-N960F Build/QP1A.190711.020; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 10 Galaxy Note 9
Mozilla/5.0 (Linux; Android 14; CPH2669 Build/UP1A.231005.007; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 14 A3
Mozilla/5.0 (Linux; Android 11; RMX3261 Build/RP1A.201005.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.94 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] FBNV/500 Android 11 C21Y
Mozilla/5.0 (Linux; Android 16; 2312DRA50C Build/BP2A.250605.031.A3; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/137.0.7151.115 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/545.0.0.43.63;IABMV/1;] Android 16 Redmi Note 13 Pro