If you wanted to try out the free open source LG TV operating system on your PC than you are in luck you just need to have a Windows laptop or desktop PC and you need to install VirtualBox from Oracle which is very easy to do and in this video there is a complete guide on how to do it and the links are below.
The emulator requires the following environments to work VirtualBox v6.0 or higher and a VirtualBox Extension Pack. System Ram memory 4 GB or higher, Operating system Windows 7, Windows 8, Windows 8.1 and Windows 10 64 bit or x64 you can also run this on Linux and Mac OS. WebOS Open Source Edition or WebOS in short provides an emulator that enables you to develop apps for the WebOS application and service in a virtual environment on your Windows Laptop or Desktop Computer.
In this video i will also show you how to install oracle VirtualBox 6.1 and it’s VirtualBox extension that will enable you to run WebOS emulator on your computer