If your device is connected to Wi-Fi or Ethernet, you can often update through the internal menu: How to update the software on an Android TV - TCL Support
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Because Sunplus boxes are sold under many different brand names, updates are usually performed manually via USB rather than over-the-air (OTA). : Ensure your USB drive is formatted to FAT32 . sunplus box tv 120 update
An "Updating firmware..." message will appear. Do not unplug the device until it reboots automatically. Device Specifications for Review Context If your device is connected to Wi-Fi or
capability within the firmware's channel management or system settings . This feature is often used in the context of: Draft Channel Lists sunplus box tv 120 update