Step 1: Start-Run- -input cmd (win7 system above input cmd) into the DOS system;

Step 2: Input:format/q g:/fs:fat32/a:4096(note: q is behind a space), after clicking the return button where g is the disk number of the TF card displayed by the user's computer, the corresponding disk character of different users is not fixed, check the specific corresponding display of the computer (such as h; i replacement)
Note: The formatting operation after the right mouse click on the TF card generally cannot be completely formatting into the FAT 32 format. Generally, it only supports the TF card size range of 1-16G.

Step 3: Copy the program file to the TF card

Step 4: Unplug the power cable and the 485 cable

Step 5: Insert the TF card that has just copied the program

Step 6: Reconnect to the power cable

Step 7: Enter the download interface and see the “SD Card Process... END!” Indicates that the interface update is complete

Step 8: Remove the power cable within 2 seconds after write completed, otherwise it will be repeated.

Step 9: After disconnecting the power cable, remove the TF card and replug the 485 cable and power cable. Touch-screen interface and program update is completed.

Program file download link:http://titanjet.quickconnect.cn/d/s/117rVOSSM0FjTipfQmfj5w8eFa8Ji7ZI/0oC99DRki-0-YCij7Nv6Op4yp-BZHBZ6-kLMA83f-2ws

Operation refer to the following video: