Question: ddx374bt how to update software?
Answer: Click on the "Support" Tab. [00:12], Enter the Model Name. [00:25], Click on the Model Name. [00:34], Scroll Down to "Firmware Updates". [00:37], Click on the Link Below "Firmware Updates". [00:40], Optional: Click on Link to Download Instructions. [00:47], Left Click on "Extract All". [01:54], Insert a Blank USB Flash Drive into your Computer. [02:13]