Web Engine
From webOS TV 3.0, webOS TV uses the Blink-based LG browser engine. The browser engine for the previous versions of webOS TV was based on WebKit. LG Web browser engine provides an app programming environment for content providers and aggregators. The following table shows web engine versions depending on webOS TV versions:
|
webOS TV Version |
Release Year of webOS TV |
Web Engine |
|---|---|---|
|
webOS TV 5.x |
2020 |
Chromium 68 |
|
webOS TV 4.x |
2018~2019 |
Chromium 53 |
|
webOS TV 3.x |
2016~2017 |
Chromium 38 |
|
webOS TV 2.x |
2015 |
WebKit 538.2 |
|
webOS TV 1.x |
2014 |
WebKit 537.41 |
-
webOS TV v1.x and 2.x used WebKit as a web engine; however, the browser app of webOS TV v1.x and v2.x used Chromium.
-
You can check your TV version on the following TV menu:
Settings menu > General > TV Information > webOS TV version -
You can also check your TV version using the following Luna API:
sdkVersion parameter in the getSystemInfo() method
Cookie and Cache Support of LG Web Browser Engine
The LG web browser engine supports cookies and saves cache for enhanced performance. The stored cache is used only while the web browser engine is running and not used anymore once the app has been terminated.
Only hosted web apps (HTTP/HTTPS scheme) can use cookies; webOS TV does not support cookies on packaged web apps (file scheme).
userAgent String
A JavaScript app can get the string from the HTML DOM property, navigator.userAgent. The same string is included in the HTTP request User-Agent header. The following shows an example of the userAgent string of LG browser engine:
webOS TV 5.x
webOS TV 4.x
webOS TV 3.x
webOS TV 2.x
webOS TV 1.x
Supported TLS/SSL Version
The following table shows the supported TLS/SSL version for each webOS TV platform:
|
TLS/SSL Version |
webOS TV 1.x/2.x |
webOS TV 3.x |
webOS TV 4.x |
webOS TV 5.x |
|---|---|---|---|---|
|
TLS v1.3 |
Not supported |
Not supported |
Not supported |
Supported |
|
TLS v1.2 |
Supported |
Supported |
Supported |
Supported |
|
TLS v1.1 |
Supported |
Supported |
Supported |
Supported |
|
TLS v1.0 (Upgrade of SSL v3.0) |
Supported |
Supported |
Supported |
Supported |
|
SSL v3.0 (Deprecated in June 2015 by RFC 7568) |
Not supported |
Not supported |
Not supported |
Not supported |
|
SSL v2.0 (Deprecated in 2011 by RFC 6176) |
Not supported |
Not supported |
Not supported |
Not supported |
Trusted Root Certificates in webOS TV
You can download trusted root certificates in webOS TV as below.