Choose the correct COM Port (usually COM1 or COM2) from the dropdown menu.
How to Download and Use the TDX 3329 Loader for Your Satellite Receiver
Always ensure you are using the correct firmware file for your specific model. Flashing the wrong software can "brick" your receiver, making it unusable. Always back up your current settings before attempting an upgrade.
Create a backup of your current working channel list or firmware before making changes.