The operating system is an open-source alternative to Android and the many other operating systems available on mobile devices right now.
Given the cold shoulder by HP, WebOS was picked up by LG more than a year ago, leading to a simpler type of smart TV interface.
The company settles a class-action lawsuit that accused its leadership of rash decision-making that left shareholders out in the cold.
With WebOS debuting on LG's televisions, CNET takes a look back at the tortured history of the once promising mobile platform.
The WebOS interface will appear on more than 70 percent of LG's 2014 smart TVs.
LG is bringing back HP and Palm's webOS operating system for its smart TVs, and withdrawing from the PC market.
Is the cat out of the bag? A leaked photo has showed off what could be LG's WebOS TV.
A tweeted image from well-known and usually reliable leaker @evleaks shows off an LG TV with the new WebOS interface.
Speaking at an event in Korea on Thursday, LG said that its first WebOS-based Smart TV will be on display at CES in January.
Microsoft has said it doesn't intend to bring a single operating system to all devices that can run Windows. But if it did, there would be many interface issues to overcome.