> For the complete documentation index, see [llms.txt](https://drotek.gitbook.io/rtk-f9p-positioning-solutions/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://drotek.gitbook.io/rtk-f9p-positioning-solutions/how-to-get-started/zed-f9p-rtk-configuration.md).

# ZED-F9P RTK configuration

> Whether it is to configure your OEM ZED-F9P RTK device as a base or a rover, the approach is the same. Only the configuration file will differ.

{% hint style="info" %}
Download configuration files for Base and Rover [here](https://github.com/drotek/RTK-ZED-F9P-GNSS/raw/master/RTK-ZED-F9P-GNSS-master%20V2%20september.zip).
{% endhint %}

First things first, download u-center by clicking [here.](https://www.u-blox.com/en/product/u-center) Then scroll-down and click on the “u-center for Windows, 22.xx” tab. Once the zip installer is downloaded, double-click on the zip, then double-click on the “u-center\_v22.xx.exe”. Select your prefered language and follow the procedure: Next click ‘OK’, ‘Next’, ‘accept’, ‘Next’, ‘Install’.

To begin, connect your GNSS device to a computer using a USB micro cable.

![](/files/-LdEnYZLwhXVFEwUuCNY)

Now start the U-blox “u-center” software. Then, on the top left corner of the screen, left-click on the reversed tiny black triangle to select the COM Port related to your connected GNSS device. (*it may differ from COM7 as shown in pictures*)

![](/files/-LYbIddBqnC-aXKJ1bxh)

Make sure the connection icon is blinking in the bottom state bar. It indicates that the serial communication between the computer and the GNSS device is working.

![](/files/-LYbHSKTiJZ0j0qAf-5e)

Then click on “Tools” -> “GNSS Configuration...”.

![](/files/-LYbJQU1bNx2pnEQ3AWy)

A new window called “GNSS Configuration” opens :

1. Make sure the ‘store configuration into BBR/Flash’ box is ticked.
2. Then click on the ‘...’ browse button.
3. A new window opens to select on a configuration file.
   1. “DROTEK\_F9P\_CFG\_BASE” to configure your GNSS device as a base
   2. “DROTEK\_F9P\_CFG\_ROVER” to configure your GNSS device as a rover
4. Finally, click on ‘Open’

![](/files/-LYbK92goRDLIVWFpDV-)

Next, click on the “File > GNSS” button to configure your GNSS device using the configuration file as previously chosen.

![](/files/-LYbKlc3JO1FixSjMyp5)

A new window showing a progress bar opens. Wait for the process to be completed. Once the progress bar reaches the end, the window closes itself indicating successful completion of the update.

![](/files/-LYbKzxGFc5MfyUXacGW)

{% hint style="success" %}
You have successfully configured your GNSS device and can start using it !
{% endhint %}