Kenwood DDX-616 DDX-896 DNX-5060EX DNX-5190 DNX-6020EX DNX-6040EX DNX-6160 DNX-6180 DNX-6190HD DNX-6960 OEM Genuine Bluetooth Microphone Plus Works ON 26 Other Models See Description

first step to update in your firmware go to Ken woods homepage select car entertainment select your unit - the 9900 300 over to support and you will see a manual goes software in firmware I'm going to click software and firmware as you can see it's listed for my unit I'm going to download the file down here this gives you a quick walkthrough of what to do and what not to do so once it's done downloading I have it here I'm going to extract it with whatever I want I use WinRAR I select my USB Drive and then it creates a folder with the file and that should be the only thing on your USB Drive should be a blank USB Drive nothing saved on it no pictures no videos no music no nothing just the update just like that extracted from where you download it to your USB Drive and you can go and proceed to plug it into your car plug in I'm gonna turn on my car I guess I'll hit okay and so it's 10-15 m