Ensure the USB is formatted to FAT32. Make sure the file is in the root directory and not hidden inside a folder. Corrupted download package.
Help you find the if you tell me your Blaupunkt TV model number . blaupunkt tv software update download link
Release the button when the indicator light starts flashing rapidly or an "Upgrading Software" progress bar appears on screen. Ensure the USB is formatted to FAT32
Most Blaupunkt TVs update via USB stick. select and then Install .
If a new version is available, select and then Install .