: Format a USB flash drive to FAT32 and copy the downloaded firmware file (usually a .bin or .zip file) to the root directory (don't put it in a folder). Plug and Update : Turn off the TV. Insert the USB drive into the TV's USB port.
: Press the Home or Menu button on your remote and navigate to the Settings (gear icon).
Since most Yachisa smart models use an Android-based OS, you can generally find the update tool by following these steps: How to perform a software update on your TV - Sony UK
John tried to troubleshoot the issue, but nothing seemed to work. He called his technician, Mike, who was familiar with the Yachisa TV software. Mike promised to send an update to fix the problem.
: Once updated, go back to the update menu and enable Auto-update to ensure you receive future security patches and features automatically.