Latest Facebook 228 user agents:

User Agent Platform Device
Mozilla/5.0 (Linux; Android 9; SM-S767VL Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/75.0.3770.101 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 9 Galaxy J7 Crown
Mozilla/5.0 (Linux; Android 9; SM-A530F Build/PPR1.180610.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/75.0.3770.101 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 9 Galaxy A8
Mozilla/5.0 (Linux; Android 9; HRY-LX1T Build/HONORHRY-LX1T; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/92.0.4515.131 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 9 Honor 10I
Mozilla/5.0 (Linux; Android 9; FIG-LX1 Build/HUAWEIFIG-L31; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/92.0.4515.159 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 9 P smart
Mozilla/5.0 (Linux; Android 9; FIG-LX1 Build/HUAWEIFIG-L31; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/79.0.3945.116 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 9 P smart
Mozilla/5.0 (Linux; Android 9; COL-L29 Build/HUAWEICOL-L2901; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/74.0.3729.157 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 9 Honor 10
Mozilla/5.0 (Linux; Android 9; ANE-LX1 Build/HUAWEIANE-L21; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/86.0.4240.198 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 9 P20 Lite
Mozilla/5.0 (Linux; Android 9; ANE-LX1 Build/HUAWEIANE-L21; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/84.0.4147.111 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 9 P20 Lite
Mozilla/5.0 (Linux; Android 8.1.0; TECNO KA6 Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.110 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 Spark Youth
Mozilla/5.0 (Linux; Android 8.1.0; TECNO F1 Build/O11019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.110 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 F1
Mozilla/5.0 (Linux; Android 8.1.0; SM-J327VPP Build/M1AJQ; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/70.0.3538.110 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 Galaxy J3 Mission
Mozilla/5.0 (Linux; Android 8.1.0; Redmi Note 6 Pro Build/OPM1.171019.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/75.0.3770.101 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 Redmi Note 6 Pro
Mozilla/5.0 (Linux; Android 8.1.0; Nexus 6P Build/OPM7.181205.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/75.0.3770.101 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.34.124;] Android 8 Nexus 6P
Mozilla/5.0 (Linux; Android 8.1.0; LML713DL Build/OPM1.171019.019; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/75.0.3770.101 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 Stylo 4
Mozilla/5.0 (Linux; Android 8.0.0; SM-J600F Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/68.0.3440.91 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 Galaxy J6
Mozilla/5.0 (Linux; Android 8.0.0; SM-G935P Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/73.0.3683.75 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 Galaxy S7 Edge
Mozilla/5.0 (Linux; Android 8.0.0; SM-A750FN Build/R16NW; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/67.0.3396.87 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 Galaxy A7 (2018)
Mozilla/5.0 (Linux; Android 8.0.0; MI 5s Build/OPR1.170623.032; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/75.0.3770.101 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 8 Mi 5s
Mozilla/5.0 (Linux; Android 7.1.2; Redmi Note 5A Build/N2G47H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/64.0.3282.137 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 7 Redmi Note 5A
Mozilla/5.0 (Linux; Android 7.1.2; LM-X210APM Build/N2G47H; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/75.0.3770.101 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/228.0.0.41.124;] Android 7 Phoenix 4