Latest Facebook 457 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 11; SM-A202F Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 11 Galaxy A20e
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/457.0.2.43.105;FBBV/581666343;FBDV/iPhone14,7;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/585112623] iOS 26 iPhone 14
Mozilla/5.0 (iPhone; CPU iPhone OS 16_6 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/20G75 [FBAN/FBIOS;FBAV/457.0.2.43.105;FBBV/581666343;FBDV/iPhone12,1;FBMD/iPhone;FBSN/iOS;FBSV/16.6;FBSS/2;FBID/phone;FBLC/en_US;FBOP/5;FBRV/585112623] iOS 16 iPhone 11
Mozilla/5.0 (iPhone; CPU iPhone OS 18_6_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22G100 [FBAN/FBIOS;FBAV/457.0.2.43.105;FBBV/581666343;FBDV/iPhone15,5;FBMD/iPhone;FBSN/iOS;FBSV/18.6.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/585112623] iOS 18 iPhone 15 Plus
Mozilla/5.0 (Linux; Android 9; ZT216_1 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 ZT216
Mozilla/5.0 (Linux; Android 9; YK_P30 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] FBNV/1 Android 9 YK P30
Mozilla/5.0 (Linux; Android 9; YK_P30 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 YK P30
Mozilla/5.0 (Linux; Android 9; W-K420-TVM Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] FBNV/1 Android 9 Jerry 4
Mozilla/5.0 (Linux; Android 9; W-K420-TVM Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 Jerry 4
Mozilla/5.0 (Linux; Android 9; vivo X21i A Build/P00610; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/130.0.6723.106 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 X21i A
Mozilla/5.0 (Linux; Android 9; Viva_1003G Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 Viva 1003G
Mozilla/5.0 (Linux; Android 9; V4_Viper Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 V4 Viper
Mozilla/5.0 (Linux; Android 9; V1945A Build/PKQ1.190626.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] FBNV/1 Android 9 Y9s
Mozilla/5.0 (Linux; Android 9; V1913A Build/P00610; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/133.0.6943.137 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 Y7s
Mozilla/5.0 (Linux; Android 9; U304AC Build/P00610; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 Icon
Mozilla/5.0 (Linux; Android 9; TPC-G109 Build/PPR2.181005.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 Tablet PC G109
Mozilla/5.0 (Linux; Android 9; TECNO CC9 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.136 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 Camon 12 Pro
Mozilla/5.0 (Linux; Android 9; T9S Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 T9 S
Mozilla/5.0 (Linux; Android 9; SUGAR_Y18 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] FBNV/1 Android 9 Y18
Mozilla/5.0 (Linux; Android 9; SUGAR_Y18 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.77 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/457.0.0.54.84;] Android 9 Y18