Latest Facebook Messenger 381 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; Redmi Note 5 Pro Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/106.0.5249.79 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 9 Redmi Note 5 Pro
Mozilla/5.0 (Linux; Android 9; Point_X503 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/104.0.5112.97 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 9 Point X503
Mozilla/5.0 (Linux; Android 7.1.2; UNNO E5 Build/N2G47H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/52.0.2743.100 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 7 E5
Mozilla/5.0 (Linux; Android 6.0; M3 Max Build/MRA58K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/44.0.2403.146 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 6 M3 Max
Mozilla/5.0 (Linux; Android 5.1.1; X9079 Build/LMY47V; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/95.0.4638.74 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 5 R9 Plus
Mozilla/5.0 (Linux; Android 5.1.1; SM-G361F Build/LMY48B; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/95.0.4638.74 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 5 Galaxy Core Prime Value Edition
Mozilla/5.0 (Linux; Android 5.1.1; 2014817 Build/LMY47V; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/95.0.4638.74 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 5 Hongmi 2
Mozilla/5.0 (Linux; Android 12; TECNO LF7 Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 12 Pova 3
Mozilla/5.0 (Linux; Android 12; RMX3301 Build/SKQ1.211019.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 12 GT 2 Pro
Mozilla/5.0 (Linux; Android 12; Nokia X30 5G Build/SKQ1.220201.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 12 X30 5G
Mozilla/5.0 (Linux; Android 12; Nokia G20 Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 12 G20
Mozilla/5.0 (Linux; Android 12; BV4900Pro Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/99.0.4844.88 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 12 BV4900 Pro
Mozilla/5.0 (Linux; Android 11; ZTE Blade A31 Plus Build/RP1A.201005.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/106.0.5249.79 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 11 Blade A31 Plus
Mozilla/5.0 (Linux; Android 11; Wiko U316AT Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/93.0.4577.62 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 11 Life 3
Mozilla/5.0 (Linux; Android 11; TECNO KG5h Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/94.0.4606.85 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 11 Spark Go (2022)
Mozilla/5.0 (Linux; Android 11; TECNO KF7j Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.141 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 11 Spark 7P
Mozilla/5.0 (Linux; Android 11; SM-A405FN Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/110.0.5481.153 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 11 Galaxy A40
Mozilla/5.0 (Linux; Android 11; SM-A205F Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 11 Galaxy A20
Mozilla/5.0 (Linux; Android 11; RMX3581 Build/RP1A.201005.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 11 C30
Mozilla/5.0 (Linux; Android 11; Redmi Note 9 Pro Max Build/RKQ1.200826.002; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/105.0.5195.136 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/381.0.0.17.102;] Android 11 Redmi Note 9 Pro Max