itsRealM12C

Kinda Discovered LG TV Commands

luna-send and luna-send-pub commands can be triggered using Telnet.

You can use webOS Dev Manager app to use the telnet.

Local Control Panel location

local-key menu UI will pop up on bottom center on TV's screen. one-local-key menu located on bottom of the screen. But the energy mode settings, multi audio, aspect ratio, sleep timer, picture mode, sound mode menu will be located on bottom left corner on TV's screen.

itsRealM12C

It will actually be the symbol/icon if the font was LG_Display_Dingbat.ttf.

Settings

• ꖡ = Picture
• ꖢ = Sound
• ꖣ = Network/Connection
• ꖤ = Channels/Programmes
• ꖥ = General (or Admin on EZ Setting)

itsRealM12C

This is just a dump of some interesting undocumented features of webOS (3.8 specifically, on early 2018 4k LG TV) and other development-related tips.

Homebrew app ideas

• OpenVPN frontend (OpenVPN itself is easily buildable and runs on webOS TVs: https://discord.com/channels/407937994037919756/835489130967859251/906943542457401395)
• App autostart manager - dynamically update arbitrary app config and register it as input (see Registering an app as an input)
• webos-vncserver frontend with autostart option
• Package hyperiond into Piccap directly
• Quick Screenshot (expose HTTP port that just returns PNG of current screen contents)
• Custom IR remote codes editor/updater/blaster

itsRealM12C

App ideas:

• Customize Cursors Requries root: yes Customize your cursor to any awesome cursors! If you wondering wheres the cursor image, Just go to /usr/share/im. There is dozens of cursor frames, and some unused cursor parts, like type.

• Custom UI Requries root: yes