Latest Facebook 540 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; Infinix X650C Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/138.0.7204.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 9 Hot 8
Mozilla/5.0 (Linux; Android 14; 22101320C Build/UKQ1.240624.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] FBNV/500 Android 14 Redmi Note 12 Pro Speed
Mozilla/5.0 (Linux; Android 14; 22101320C Build/UKQ1.240624.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 14 Redmi Note 12 Pro Speed
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/540.0.0.44.68;FBBV/828638047;FBDV/iPhone12,8;FBMD/iPhone;FBSN/iOS;FBSV/26.2.1;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/837704895;IABMV/1] iOS 26 iPhone SE (2020)
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22F76 Safari/604.1 [FBAN/FBIOS;FBAV/540.0.0.44.68;FBBV/828638047;FBDV/iPhone14,3;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/en_GB;FBOP/5;FBRV/837704895;IABMV/1] iOS 18 iPhone 13 Pro Max
Mozilla/5.0 (Linux; Android 12; CPH2477 Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.120 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 12 A17
Mozilla/5.0 (Linux; Android 15; SM-A155F Build/AP3A.240905.015.A2; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.159 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 15 Galaxy A15
Mozilla/5.0 (Linux; Android 12; CPH2409 Build/RKQ1.211119.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] FBNV/500 Android 12 Nord CE 2 Lite
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22F76 Safari/604.1 [FBAN/FBIOS;FBAV/540.0.0.44.68;FBBV/828638047;FBDV/iPhone13,2;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/fr_FR;FBOP/5;FBRV/837704895;IABMV/1] iOS 18 iPhone 12
Mozilla/5.0 (Linux; Android 11; TECNO KF8 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] FBNV/500 Android 11 Spark 7 Pro
Mozilla/5.0 (iPhone; CPU iPhone OS 18_5 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22F76 Safari/604.1 [FBAN/FBIOS;FBAV/540.0.0.44.68;FBBV/828638047;FBDV/iPhone17,3;FBMD/iPhone;FBSN/iOS;FBSV/18.5;FBSS/3;FBID/phone;FBLC/hu_HU;FBOP/5;FBRV/837704895;IABMV/1] iOS 18 iPhone 16
Mozilla/5.0 (Linux; Android 12; 220733SFG Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.171 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 12 Redmi A1+
Mozilla/5.0 (Linux; Android 14; 22120RN86G Build/UP1A.231005.007; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.122 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 14 Redmi 12C
Mozilla/5.0 (Linux; Android 14; 2404ARN45A Build/UP1A.231005.007; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 14 Redmi 13
Mozilla/5.0 (Linux; Android 13; ZTE 8150N Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] FBNV/500 Android 13 Blade V50 Design 5G
Mozilla/5.0 (Linux; Android 13; ZTE 8150N Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 13 Blade V50 Design 5G
Mozilla/5.0 (Linux; Android 14; CPH2363 Build/TP1A.220905.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 14 Reno 7
Mozilla/5.0 (Linux; Android 15; 23129RAA4G Build/AQ3A.240829.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 15 Redmi Note 13
Mozilla/5.0 (Linux; Android 13; TMAF025G Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/142.0.7444.179 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/540.0.0.49.148;IABMV/1;] Android 13 REVVL 6 5G
Mozilla/5.0 (iPhone; CPU iPhone OS 16_7_14 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20H370 Safari/604.1 [FBAN/FBIOS;FBAV/540.0.0.44.68;FBBV/828638047;FBDV/iPhone10,2;FBMD/iPhone;FBSN/iOS;FBSV/16.7.14;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/837704895;IABMV/1] iOS 16 iPhone 8 Plus