Latest Facebook 481 user agents:

User Agent Platform Device
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/481.1.0.52.106;FBBV/641447568;FBDV/iPhone14,3;FBMD/iPhone;FBSN/iOS;FBSV/26.3.1;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/645579060;IABMV/1] iOS 26 iPhone 13 Pro Max
Mozilla/5.0 (iPhone; CPU iPhone OS 17_7_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/21H221 [FBAN/FBIOS;FBAV/481.1.0.52.106;FBBV/641447568;FBDV/iPhone11,8;FBMD/iPhone;FBSN/iOS;FBSV/17.7.2;FBSS/2;FBID/phone;FBLC/it_IT;FBOP/5;FBRV/645579060;IABMV/1] iOS 17 iPhone XR
Mozilla/5.0 (Linux; Android 13; RMX3624 Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.120 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 13 C33
Mozilla/5.0 (Linux; Android 13; Infinix X6526 Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.120 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 13 Smart 8 Plus
Mozilla/5.0 (iPhone; CPU iPhone OS 18_2 like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Mobile/22C152 [FBAN/FBIOS;FBAV/481.1.0.52.106;FBBV/641447568;FBDV/iPhone14,5;FBMD/iPhone;FBSN/iOS;FBSV/18.2;FBSS/3;FBID/phone;FBLC/en_US;FBOP/5;FBRV/645579060;IABMV/1] iOS 18 iPhone 13
Mozilla/5.0 (Linux; Android 9; Y4800 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 Y4800
Mozilla/5.0 (Linux; Android 9; VIA_G4 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 VIA G4
Mozilla/5.0 (Linux; Android 9; VIA_E3 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 VIA E3
Mozilla/5.0 (Linux; Android 9; U693CL Build/U693CL_01.02.05; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/77.0.3865.92 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 UMX U693CL
Mozilla/5.0 (Linux; Android 9; U693CL Build/U693CL_01.02.05; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] [FB_IAB/FB4A;FBAV/481.0.0.61.80;] FBNV/5 Android 9 UMX U693CL
Mozilla/5.0 (Linux; Android 9; U693CL Build/U693CL_01.02.05; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 UMX U693CL
Mozilla/5.0 (Linux; Android 9; U304AC Build/P00610; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 Icon
Mozilla/5.0 (Linux; Android 9; Symphony Z50 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 Z50
Mozilla/5.0 (Linux; Android 9; SM-T295 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/95.0.4638.74 Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 Galaxy Tab A 8.0" (2019) LTE
Mozilla/5.0 (Linux; Android 9; SM-T295 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] FBNV/5 Android 9 Galaxy Tab A 8.0" (2019) LTE
Mozilla/5.0 (Linux; Android 9; SM-T295 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 Galaxy Tab A 8.0" (2019) LTE
Mozilla/5.0 (Linux; Android 9; SM-T295 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/109.0.5414.85 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 Galaxy Tab A 8.0" (2019) LTE
Mozilla/5.0 (Linux; Android 9; SM-T290 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] FBNV/5 Android 9 Galaxy Tab A 8.0" (2019) WiFi
Mozilla/5.0 (Linux; Android 9; Opel Mobile SmartX6 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 SmartX6
Mozilla/5.0 (Linux; Android 9; LM-X410.FGN Build/PKQ1.190522.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/128.0.6613.134 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/481.0.0.61.80;] Android 9 LM-X410