How to Upgrade Firmware of a u-blox GNSS Receiver
Getting Latest Firmware
Now that you know your current firmware, it’s time to find out if there is anything more recent. SparkFun will generally not host the binary files that u-blox releases. This is because we want you to have the latest and greatest version directly from u-blox. You can usually find the firmware for a given product under the ‘Documents and resources’ tab for that given product. Here’s the ZED-F9P as an example.
Scroll or search this page for ‘firmware’
Download this binary to a folder where you can easily find it.