![background image](http://html1.mh-extra.com/html/yuan/hd2hd-4ks/hd2hd-4ks_user-manual_3647074014.webp)
Step 3.
Plug and un-plug “DC adapter” again (the connection check status will be
changed to “Connected”) and Please click the Open File button to select
the firmware bin file.
Step 4.
Please click “Start’ Button to proceed with new firmware programming.
The PASS message will appear when the procedures finished.
Step 5.
Close Upload Firmware Program tools