: Click Check for Update . If a new version is available, follow the on-screen prompts to download and install it.

: Ensure you have high-speed Wi-Fi, as interruptions can lead to failed installations or "boot loops" where the TV restarts indefinitely. 2. Manual USB Software Upgrade

If your TV is stuck on an old version, won't boot, or you need to force an update that isn't available OTA, you must use a USB drive.