Latest Facebook Messenger 339 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; SM-N950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy Note 8
Mozilla/5.0 (Linux; Android 9; SM-J810Y Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy J8
Mozilla/5.0 (Linux; Android 9; SM-J730G Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy J7 Pro
Mozilla/5.0 (Linux; Android 9; SM-J330FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy J3 (2017)
Mozilla/5.0 (Linux; Android 9; SM-G950W Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-G950U Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-G950N Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-G950F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy S8
Mozilla/5.0 (Linux; Android 9; SM-A505FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy A50
Mozilla/5.0 (Linux; Android 9; SM-A202F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy A20e
Mozilla/5.0 (Linux; Android 9; SM-A105FN Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/88.0.4324.152 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Galaxy A10
Mozilla/5.0 (Linux; Android 9; Redmi Note 8 Build/PKQ1.190616.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/94.0.4606.71 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Redmi Note 8
Mozilla/5.0 (Linux; Android 9; Redmi Note 5 Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/85.0.4183.127 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Redmi Note 5
Mozilla/5.0 (Linux; Android 9; Redmi 6 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Redmi 6
Mozilla/5.0 (Linux; Android 9; MRD-LX1 Build/HUAWEIMRD-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.16.118;] Android 9 Y6 (2019)
Mozilla/5.0 (Linux; Android 9; moto e(6) plus Build/PTAS29.401-58-8; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 Moto E6 Plus
Mozilla/5.0 (Linux; Android 9; K12 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 K12
Mozilla/5.0 (Linux; Android 9; JAT-L41 Build/HUAWEIJAT-L41; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.16.118;] Android 9 Honor 8A Pro
Mozilla/5.0 (Linux; Android 9; FIG-LX1 Build/HUAWEIFIG-L31; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 P smart
Mozilla/5.0 (Linux; Android 9; CPH2083 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.45 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/339.0.0.18.118;] Android 9 A12