Latest Facebook Messenger 365 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/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 9 Galaxy Note 8
Mozilla/5.0 (Linux; Android 9; SM-J730F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 9 Galaxy J7 Pro
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/101.0.4951.61 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 9 Redmi Note 8 Pro
Mozilla/5.0 (Linux; Android 9; Neffos X20 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.71 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 9 X20
Mozilla/5.0 (Linux; Android 9; HTC U11 Build/PQ2A.190205.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 9 U11
Mozilla/5.0 (Linux; Android 9; BUZZ 2 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/Orca-Android;FBAV/365.0.0.20.110;] Android 9 Buzz 2
Mozilla/5.0 (Linux; Android 9; Armor X5 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 9 Armor X5
Mozilla/5.0 (Linux; Android 9; ANE-LX1 Build/HUAWEIANE-L21; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 9 P20 Lite
Mozilla/5.0 (Linux; Android 8.1.0; DUB-LX1 Build/HUAWEIDUB-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 8 Y7 (2019)
Mozilla/5.0 (Linux; Android 8.1.0; CPH1909 Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 8 A5S
Mozilla/5.0 (Linux; Android 8.1.0; CPH1803 Build/OPM1.171019.026; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 8 A3s
Mozilla/5.0 (Linux; Android 8.0.0; SM-A720F Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.110 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 8 Galaxy A7 (2017)
Mozilla/5.0 (Linux; Android 7.1.2; Plume H1 Build/N2G47H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/92.0.4515.159 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 7 Plume H1
Mozilla/5.0 (Linux; Android 12; V2025 Build/SP1A.210812.003; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 12 V20
Mozilla/5.0 (Linux; Android 12; SM-G991B Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 12 Galaxy S21 5G
Mozilla/5.0 (Linux; Android 12; SM-G970F Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 12 Galaxy S10e
Mozilla/5.0 (Linux; Android 12; SM-F926B Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 12 Galaxy Z Fold 3 5G
Mozilla/5.0 (Linux; Android 12; SM-A528B Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 12 Galaxy A52s 5G
Mozilla/5.0 (Linux; Android 12; SM-A515F Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 12 Galaxy A51
Mozilla/5.0 (Linux; Android 12; SM-A326U Build/SP1A.210812.016; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/96.0.4664.104 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/365.0.0.20.110;] Android 12 Galaxy A32 5G