Latest Vivo Y55s (2021) user agents:

User Agent	Browser	Platform
Mozilla/5.0 (Linux; Android 11; V2164A) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/131.0.6778.200 Mobile Safari/537.36 VivoBrowser/28.4.30.0	vivo Browser 28	Android 11
Mozilla/5.0 (Linux; Android 11; V2164A Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/144.0.7559.107 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/546.0.0.42.66;IABMV/1;] FBNV/500	Facebook 546	Android 11
Mozilla/5.0 (Linux; U; Android 11; zh-CN; V2164A Build/RP1A.200720.012) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.80 UCBrowser/17.5.0.1381 Mobile Safari/537.36	UC Browser 17	Android 11
Mozilla/5.0 (Linux; U; Android 11; zh-CN; V2164A Build/RP1A.200720.012) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/123.0.6312.80 UCBrowser/17.4.8.1379 Mobile Safari/537.36	UC Browser 17	Android 11
Mozilla/5.0 (Linux; U; Android 11; zh-CN; V2164A Build/RP1A.200720.012) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/100.0.4896.58 UCBrowser/17.5.0.1381 Mobile Safari/537.36	UC Browser 17	Android 11
Mozilla/5.0 (Linux; U; Android 11; zh-CN; V2164A Build/RP1A.200720.012) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/100.0.4896.58 UCBrowser/16.5.3.1304 Mobile Safari/537.36	UC Browser 16	Android 11
Mozilla/5.0 (Linux; U; Android 11; zh-CN; V2164A Build/RP1A.200720.012) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/100.0.4896.58 UCBrowser/16.3.8.1289 Mobile Safari/537.36	UC Browser 16	Android 11
Mozilla/5.0 (Linux; U; Android 11; zh-CN; V2164A Build/RP1A.200720.012) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/100.0.4896.58 UCBrowser/15.4.3.1233 Mobile Safari/537.36	UC Browser 15	Android 11
Mozilla/5.0 (Linux; U; Android 11; V2164A Build/RP1A.200720.012; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/122.0.6261.119 Mobile Safari/537.36 OPR/79.0.2254.70805	Opera Mobile 79	Android 11
Mozilla/5.0 (Linux; Android 12; V2164A Build/HUAWEINCO-LX3; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/114.0.5735.196 Mobile Safari/537.36	Chrome Webview 114	Android 12
Mozilla/5.0 (Linux; Android 12; V2164A Build/HUAWEIJLN-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/124.0.6367.108 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/462.0.0.47.85;]	Facebook 462	Android 12
Mozilla/5.0 (Linux; Android 12; V2164A Build/HUAWEIBNE-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/124.0.6367.64 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/460.0.0.34.89;] FBNV/1	Facebook 460	Android 12
Mozilla/5.0 (Linux; Android 12; V2164A Build/HUAWEIBNE-LX1; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/124.0.6367.64 Mobile Safari/537.36 [FB_IAB/FB4A;FBAV/460.0.0.34.89;]	Facebook 460	Android 12
Mozilla/5.0 (Linux; Android 11; Y55s 5G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Mobile Safari/537.36 EdgA/90.0.818.51	Microsoft Edge 90	Android 11
Mozilla/5.0 (Linux; Android 11; Y55s 5G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/90.0.4430.93 Mobile Safari/537.36	Chrome Mobile 90	Android 11
Mozilla/5.0 (Linux; Android 11; Y55s 5G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.90 Mobile Safari/537.36	Chrome Mobile 89	Android 11
Mozilla/5.0 (Linux; Android 11; Y55s 5G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/89.0.4389.114 Mobile Safari/537.36	Chrome Mobile 89	Android 11
Mozilla/5.0 (Linux; Android 11; Y55s 5G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/88.0.4324.146 Mobile Safari/537.36	Chrome Mobile 88	Android 11
Mozilla/5.0 (Linux; Android 11; Y55s 5G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/86.0.4240.198 Mobile Safari/537.36	Chrome Mobile 86	Android 11
Mozilla/5.0 (Linux; Android 11; Y55s 5G) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/84.0.4147.105 Mobile Safari/537.36	Chrome Mobile 84	Android 11