Latest webOS 4 user agents:

User Agent Browser Device
Mozilla/5.0 (WebOS; Linux/SmartTV) AppleWebKit/537.36 (KHTML, likeGecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 ( DRM; LGE; 43UM71007LB; WEBOS4.5 03.50.90; W45_K5LP; DTV_W19P;) Chrome 53 43UM71007LB
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) PCBR/53.0.2785.34 Chrome/53.0.2785.34 Safari/537.36 PBRM/3.0 ( ;LGE ;65UT761H0ZB ;03.25.13 ;1 ) Chrome 53 65UT761H0ZB
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) PCBR/53.0.2785.34 Chrome/53.0.2785.34 Safari/537.36 PBRM/3.0 ( ;LGE ;65UT761H0ZB ;03.25.10 ;1 ) Chrome 53 65UT761H0ZB
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) PCBR/53.0.2785.34 Chrome/53.0.2785.34 Safari/537.36 PBRM/3.0 ( ;LGE ;49UU661H-ZA ;04.01.10 ;1 ) Chrome 53 E
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) PCBR/53.0.2785.34 Chrome/53.0.2785.34 Safari/537.36 PBRM/3.0 ( ;LGE ;49UT661H0ZA ;03.31.80 ;1 ) Chrome 53 49UT661H0ZA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) PCBR/53.0.2785.34 Chrome/53.0.2785.34 Safari/537.36 PBRM/3.0 ( ;LGE ;49UT661H0ZA ;03.26.50 ;1 ) Chrome 53 49UT661H0ZA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) PCBR/53.0.2785.34 Chrome/53.0.2785.34 Safari/537.36 PBRM/3.0 ( ;LGE ;43UT782H0ZA ;03.28.10 ;1 ) Chrome 53 43UT782H0ZA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) PCBR/53.0.2785.34 Chrome/53.0.2785.34 Safari/537.36 PBRM/3.0 ( ;LGE ;43UT672M0UC ;03.12.40 ;1 ) Chrome 53 43UT672M0UC
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) PCBR/53.0.2785.34 Chrome/53.0.2785.34 Safari/537.36 PBRM/3.0 ( ;LGE ;43UT661H0ZA ;03.26.50 ;1 ) Chrome 53 43UT661H0ZA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 WebAppManager Chrome 53 Unknown
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 LG Browser/8.00.00 (LGE; OLED65C9PLA; 05.40.80; 1; DTV_W19O) webOS.TV-2019; LG NetCast.TV-2013 Compatible (LGE, OLED65C9PLA, wired) LG Browser 8 OLED65C9PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 (DRM; LGE; 65SM8200PLA; WEBOS4.5 05.30.10; W45_K5LP; DTV_W19P;) FVC/3.0 (LGE; WEBOS4.5 ;) Chrome 53 65SM8200PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 (+DRM; LGE; 65SM8200PLA; WEBOS4.5 05.30.10; W45_K5LP; DTV_W19P;) FVC/3.0 (LGE; WEBOS4.5 ;) Chrome 53 65SM8200PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 ( DRM; LGE; OLED88Z9PLA; WEBOS4.5 05.40.80; W45_O18; DTV_W19K;) FVC/3.0 (LGE; WEBOS4.5 ;) Chrome 53 OLED88Z9PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 ( DRM; LGE; OLED88Z9PLA; WEBOS4.5 05.40.80; W45_O18; DTV_W19K;) Chrome 53 OLED88Z9PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 ( DRM; LGE; OLED77W9PLA; WEBOS4.5 05.40.80; W45_O18; DTV_W19O;) FVC/3.0 (LGE; WEBOS4.5 ;) Chrome 53 OLED77W9PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 ( DRM; LGE; OLED77W9PLA; WEBOS4.5 05.40.80; W45_O18; DTV_W19O;) Chrome 53 OLED77W9PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 ( DRM; LGE; OLED77W8PLA; WEBOS4.0 05.50.60; W4_O18; W4_O18;) FVC/3.0 (LGE; WEBOS4.0 ;) Chrome 53 OLED77W8PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 ( DRM; LGE; OLED77C9PLA; WEBOS4.5 05.40.80; W45_O18; DTV_W19O;) FVC/3.0 (LGE; WEBOS4.5 ;) Chrome 53 OLED77C9PLA
Mozilla/5.0 (Web0S; Linux/SmartTV) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.34 Safari/537.36 HbbTV/1.4.1 ( DRM; LGE; OLED77C9PLA; WEBOS4.5 05.40.61; W45_O18; DTV_W19O;) FVC/3.0 (LGE; WEBOS4.5 ;) Chrome 53 OLED77C9PLA