Try this
Go to [TV Information] in Settings.
➔ Open the TV Settings menu and select the menu items as instructed below.
The usage time cannot be checked on webOS25 TVs or later versions manufactured from 2025 onwards.
Checking the TV usage time
[2021 WebOS 6.0 or later] Opening the [TV Information] panel in the Settings menu
Press the

button on the TV remote and select [All Settings] → [General] → [Manage TV and Devices] → [Manage TV] → [TV Information] → [TV Usage Time].
Turn on the TV and press the [Settings] button on your TV remote.
Select [All Settings] in the [Settings] menu.
1. Select [General] and then [Devices].
2. Select [TV Management].
3. Select [TV Information].
4. Check [Total Power On Time] in [TV Information].
[2020 WebOS 5.0] Opening the [TV Information] panel in the Settings menu
Press the

button on the TV remote and select [All Settings] → [Customer Support] → [TV Information] → [TV Usage Time].
※ The TV usage time information may not be available in some models.
This guide was created for all models, so the images or content may be different from your product.