A Simple Step by Step Guide to Updating the NanoVNA Firmware

Thank you to RJ Juneau (ylabrj / VA3YLB) for sharing with us his NanoVNA firmware update guide for idiots. NanoVNA firmware is updated fairly often, so this is a good reference guide for those who want to test the latest code as updating the firmware is a multi-step process. He writes

I've put together a "for idiots" document (I'm both  the writer and the target audience) that holds your hand through the process of upgrading from Windows, and covers some important issues like:

  •  Are you using a nanoVNA or an updated nanoVNA-H? 
  • Where to pick up the right software for the board
  • Do you want the VNA or the antenna analyzer version?
  • The software you need to load it, drivers, etc.
The NanoVNA: A $50 Vector Network Analyzer
The NanoVNA-H: A $50 Vector Network Analyzer
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BDM65

not most current as of 5/31/24 keep looking for a newer walk-thru/tutorial

Michael Binder

There is no “Config” menu item. What do I do?

Anonymous

Then you likely have a very old software version of nano vna 1.

upgrade instructuíons
https://nanovna.com/?page_id=103

for generating the .dfu-file
https://github.com/ylabrj/NanoVNA_Load_Windows10

Dallas Shell -

Excellent tutorial, it worked for me first try

walter Machiels

In his manual, one mode to enter Download mode is not mentioned:
– You have de DFU mode
-You have the jumper mode on BOOTO
-You kan press and hold down the jog weel while powering up (new H4 version).

Keep up the good work!