Latest Android 11 user agents:

User Agent Browser Device
Mozilla/5.0 (Linux; Android 11; Le Swipe Build/RP1A.201005.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.119 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/553.0.0.56.58;IABMV/1;] Facebook 553 Le Swipe
Mozilla/5.0 (Linux; Android 11; SM-A105FN Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.119 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/553.0.0.56.58;IABMV/1;] Facebook 553 Galaxy A10
Mozilla/5.0 (Linux; Android 11; RMX3263 Build/RP1A.201005.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.148 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/553.0.0.56.58;IABMV/1;] Facebook 553 C21Y
Mozilla/5.0 (Linux; Android 11; CPH1969 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.148 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/553.0.0.56.58;IABMV/1;] Facebook 553 F11 Pro
Mozilla/5.0 (Linux; Android 11; moto g(8)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.66 Mobile Safari/537.36 Chrome Mobile 87 Moto G8
Mozilla/5.0 (Linux; Android 11; moto g(20) Build/RTAS31.68-66-4; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.146 Mobile Safari/537.36 Instagram 421.0.0.51.66 Android (30/11; 280dpi; 720x1600; motorola; moto g(20); java; ums512_1h10; it_IT; 909555893; IABMV/1) Instagram 421 Moto G20
[FBAN/FB4A;FBAV/552.1.0.45.68;FBBV/906186866;FBDM/{density=2.0,width=720,height=1448};FBLC/it_IT;FBRV/910950427;FBCR/FASTWEB;FBMF/realme;FBBD/realme;FBPN/com.facebook.katana;FBDV/RMX3263;FBSV/11;FBOP/1;FBCA/arm64-v8a:;] Facebook 552 C21Y
Mozilla/5.0 (Linux; Android 11; SM-A405FN Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.148 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/553.0.0.56.58;IABMV/1;] FBNV/500 Facebook 553 Galaxy A40
Mozilla/5.0 (Linux; Android 11; A11 Build/RP1A.200720.011; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.148 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/553.0.0.56.58;IABMV/1;] Facebook 553 Unknown
Mozilla/5.0 (Linux; Android 11; moto g(8)) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/87.0.4280.27 Mobile Safari/537.36 Chrome Mobile 87 Moto G8
Mozilla/5.0 (Linux; Android 11; MP09) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/94.0.4606.85 Mobile Safari/537.36 Chrome Mobile 94 F3
Mozilla/5.0 (Linux; Android 11; Nokia X100 Build/RKQ1.210528.001; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.104 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/549.0.0.61.62;IABMV/1;] Facebook 549 Nokia X100
Mozilla/5.0 (Linux; Android 11; motorola one 5G ace Build/RZKS31.Q3-45-16-9-11; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.104 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/549.0.0.61.62;IABMV/1;] Facebook 549 One 5G Ace
Mozilla/5.0 (Linux; Android 11; SM-A205U Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/145.0.7632.79 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/502.0.0.66.79;] Facebook 502 Galaxy A20
Mozilla/5.0 (Linux; Android 11; SM-A105F Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/146.0.7680.119 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/553.0.0.56.58;IABMV/1;] Facebook 553 Galaxy A10
Mozilla/5.0 (Linux; Android 11; SM-A107F Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.121 Mobile Safari/537.36 Chrome Webview 123 Galaxy A10s
Mozilla/5.0 (Linux; Android 11; Smooth 6.5) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.181 Mobile Safari/537.36 Chrome Mobile 88 Smooth 6.5
Mozilla/5.0 (Linux; Android 11; SAMSUNG SM-A115W) AppleWebKit/537.36 (KHTML, like Gecko) SamsungBrowser/13.2 Chrome/83.0.4103.106 Mobile Safari/537.36 Samsung Browser 13 Galaxy A11
Mozilla/5.0 (Linux; Android 11; V2156A) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.6778.200 Mobile Safari/537.36 VivoBrowser/28.3.51.0 vivo Browser 28 Y76s
Mozilla/5.0 (Linux; U; Android 11; zh-CN; V2156A Build/RP1A.200720.012) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.80 UCBrowser/18.4.4.1455 Mobile Safari/537.36 UC Browser 18 Y76s