Latest Facebook 510 user agents:

User Agent Platform Device
Mozilla/5.0 (iPhone; CPU iPhone OS 17_5_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21F90 [FBAN/FBIOS;FBAV/510.0.0.38.93;FBBV/724276253;FBDV/iPhone12,5;FBMD/iPhone;FBSN/iOS;FBSV/17.5.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/728964585;IABMV/1] iOS 17 iPhone 11 Pro Max
Mozilla/5.0 (Linux; Android 16; SM-S901U Build/BP2A.250605.031.A3; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 16 Galaxy S22
Mozilla/5.0 (Linux; Android 14; SM-S918U Build/UP1A.231005.007; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/137.0.7151.89 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 14 Galaxy S23 Ultra
Mozilla/5.0 (iPad; CPU OS 18_6_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22G100 [FBAN/FBIOS;FBAV/510.0.0.38.93;FBBV/724276253;FBDV/iPad12,1;FBMD/iPad;FBSN/iPadOS;FBSV/18.6.2;FBSS/2;FBID/tablet;FBLC/en_US;FBOP/5;FBRV/728964585] iPadOS 18 iPad 9 10.2" WiFi
Mozilla/5.0 (iPhone; CPU iPhone OS 18_4_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22E252 [FBAN/FBIOS;FBAV/510.0.0.38.93;FBBV/724276253;FBDV/iPhone17,5;FBMD/iPhone;FBSN/iOS;FBSV/18.4.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/728964585;IABMV/1] iOS 18 iPhone 16e
Mozilla/5.0 (iPhone; CPU iPhone OS 26_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23D8133 [FBAN/FBIOS;FBAV/510.0.0.38.93;FBBV/724276253;FBDV/iPhone18,4;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/728964585;IABMV/1] iOS 26 iPhone Air
Mozilla/5.0 (iPhone; CPU iPhone OS 26_3_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23D8133 [FBAN/FBIOS;FBAV/510.0.0.38.93;FBBV/724276253;FBDV/iPhone17,3;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/728964585;IABMV/1] iOS 26 iPhone 16
Mozilla/5.0 (iPhone; CPU iPhone OS 26_2_1 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/23C71 [FBAN/FBIOS;FBAV/510.0.0.38.93;FBBV/724276253;FBDV/iPhone15,4;FBMD/iPhone;FBSN/iOS;FBSV/26.2.1;FBSS/3;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/728964585;IABMV/1] iOS 26 iPhone 15
Mozilla/5.0 (Linux; Android 9; ZTE Blade A7s Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 9 Blade A7s
Mozilla/5.0 (Linux; Android 9; ZT216_1 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 9 ZT216
Mozilla/5.0 (Linux; Android 9; VIA_P3 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] FBNV/5 Android 9 VIA P3
Mozilla/5.0 (Linux; Android 9; VIA_P3 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 9 VIA P3
Mozilla/5.0 (Linux; Android 9; V1923A Build/PQ3A.190605.08021643; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/91.0.4472.114 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;] Android 9 Nex 3
Mozilla/5.0 (Linux; Android 9; TX6 Build/PPR1.181005.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 9 TX6
Mozilla/5.0 (Linux; Android 9; Trekker-X4 Build/PKQ1.190414.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] FBNV/5 Android 9 Trekker-X4
Mozilla/5.0 (Linux; Android 9; Trekker-X4 Build/PKQ1.190414.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 9 Trekker-X4
Mozilla/5.0 (Linux; Android 9; TECNO CC9 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] FBNV/5 Android 9 Camon 12 Pro
Mozilla/5.0 (Linux; Android 9; TECNO CC9 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 9 Camon 12 Pro
Mozilla/5.0 (Linux; Android 9; TBBVNC100005207 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] Android 9 TBBVNC100005207
Mozilla/5.0 (Linux; Android 9; SM-T867V Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/135.0.7049.105 Safari/537.36 [FB_IAB/FB4A;FBAV/510.0.0.72.41;IABMV/1;] FBNV/5 Android 9 Galaxy Tab S6 10.5" LTE