Latest Facebook Messenger 279 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; vivo 1906 Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Y11
Mozilla/5.0 (Linux; Android 9; SM-N9500 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Galaxy Note 8
Mozilla/5.0 (Linux; Android 9; SM-M205FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Galaxy M20
Mozilla/5.0 (Linux; Android 9; SM-J701F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/72.0.3626.121 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Galaxy J7 Core
Mozilla/5.0 (Linux; Android 9; SM-J530F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Galaxy J5 (2017)
Mozilla/5.0 (Linux; Android 9; SM-J400M Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Galaxy J4
Mozilla/5.0 (Linux; Android 9; SM-J330F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/84.0.4147.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Galaxy J3 (2017)
Mozilla/5.0 (Linux; Android 9; SM-A505GT Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.101 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Galaxy A50
Mozilla/5.0 (Linux; Android 9; Redmi Note 8T Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/84.0.4147.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Redmi Note 8T
Mozilla/5.0 (Linux; Android 9; Redmi Note 8 Pro Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Redmi Note 8 Pro
Mozilla/5.0 (Linux; Android 9; Redmi Note 8 Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/84.0.4147.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Redmi Note 8
Mozilla/5.0 (Linux; Android 9; PAR-LX1 Build/HUAWEIPAR-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Nova 3
Mozilla/5.0 (Linux; Android 9; moto e(6) plus Build/PTAS29.401-36-3; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Moto E6 Plus
Mozilla/5.0 (Linux; Android 9; Mi A1 Build/PKQ1.180917.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Mi A1
Mozilla/5.0 (Linux; Android 9; JKM-LX2 Build/HUAWEIJKM-LX2; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Y9 (2019)
Mozilla/5.0 (Linux; Android 9; JAT-L41 Build/HUAWEIJAT-L41; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/92.0.4515.115 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Honor 8A Pro
Mozilla/5.0 (Linux; Android 9; INE-LX2r Build/HUAWEIINE-LX2r; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/84.0.4147.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Nova 3i
Mozilla/5.0 (Linux; Android 9; INE-LX2 Build/HUAWEIINE-LX2; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 Nova 3i
Mozilla/5.0 (Linux; Android 9; CPH2083 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/84.0.4147.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 A12
Mozilla/5.0 (Linux; Android 9; CPH1937 Build/PKQ1.190714.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.81 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/279.0.0.19.120;] Android 9 A9 (2020)