This tutorial explains how to update the firmware for TTC450Ultra devices. Step 1
First, copy all three files within the firmware file.
Step 2
Copy the copied files to the TF card (Note: The TF card needs to be formatted with FAT32 first and then cleared before being inserted into the firmware)
Step 3
Insert the TF card containing the firmware into the control box.
Step 4
Insert the power cord to perform automatic firmware update upon startup
Step 5
Once the progress bar has completely finished moving, the operation interface will be displayed and the firmware will be refreshed.