Latest Facebook Messenger 390 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; Redmi Note 7 Build/PKQ1.180904.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 9 Redmi Note 7
Mozilla/5.0 (Linux; Android 9; PDBM00 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/110.0.5481.153 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 9 A8
Mozilla/5.0 (Linux; Android 9; Armor_X6 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/107.0.5304.105 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 9 Armor X6
Mozilla/5.0 (Linux; Android 9; AF9020 Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3945.116 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 9 Benco Y50
Mozilla/5.0 (Linux; Android 9; Acer Chromebook 14 (CB3-431) Build/R103-14816.131.0; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/68.0.3440.91 Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Chrome OS 14816 Chromebook 14
Mozilla/5.0 (Linux; Android 8.1.0; W_P200 Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 8 View Max
Mozilla/5.0 (Linux; Android 8.1.0; vivo 1820 Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/87.0.4280.141 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 8 Y91i
Mozilla/5.0 (Linux; Android 8.1.0; SM-G610F Build/M1AJQ; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/90.0.4430.210 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 8 Galaxy J7 Prime
Mozilla/5.0 (Linux; Android 8.1.0; Plume L3 Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 8 Plume L3
Mozilla/5.0 (Linux; Android 8.1.0; CPH1901 Build/OPM1.171019.026; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/100.0.4896.127 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 8 A7
Mozilla/5.0 (Linux; Android 7.1; R8207 Build/KTU84P) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/33.0.0.0 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 7 R8207
Mozilla/5.0 (Linux; Android 7.1.2; vivo Y66i A Build/N2G47H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 7 Y66i
Mozilla/5.0 (Linux; Android 7.1.1; Z971 Build/NMF26V; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/92.0.4515.115 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 7 Blade Spark
Mozilla/5.0 (Linux; Android 7.0; SAMSUNG-SM-J326AZ Build/NRD90M; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 7 Galaxy Sol 2
Mozilla/5.0 (Linux; Android 6.0.1; SM-J700F Build/MMB29K; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/102.0.5005.125 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 6 Galaxy J7
Mozilla/5.0 (Linux; Android 6.0.1; SM-G532F Build/MMB29T; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/103.0.5060.71 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 6 Galaxy Grand Prime Plus
Mozilla/5.0 (Linux; Android 4.4.2; NOS NOVU Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/30.0.0.0 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 4 Novu
Mozilla/5.0 (Linux; Android 4.4.2; GT-I9515 Build/KOT49H) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/30.0.0.0 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 4 Galaxy S4 Value Edition
Mozilla/5.0 (Linux; Android 13; V2169 Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 13 Y77 5G
Mozilla/5.0 (Linux; Android 13; SM-F711B Build/TP1A.220624.014; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/108.0.5359.128 Mobile Safari/537.36 [FB_IAB/Orca-Android;FBAV/390.2.0.29.103;] Android 13 Galaxy Z Flip 3