Segway Inc. is an American manufacturer of two-wheeled self-balancing personal transporters, sharing scooter under its Segway PT and Segway miniPro product segment. Since 2015, the Segway segment has been owned by the Chinese brand Ninebot. Now, if you’re using any of these models Segway ES1/ES2/ES3/ES4, then this guide is for you. If in case you’re facing any issues with the performance or activity, you can re-install the Stock firmware on it. Here in this guide, we will share with you How to Install Stock firmware on Ninebot-Segway ES1/ES2/ES3/ES4.
In order to change the firmware of the Ninebot-Segway Scooter (ES1/ES2/ES3/ES4), you have to change several parameters such as the maximum speed, the minimum speed, etc. We have provided all the possible and easy way to install the Stock ROM with all download links and requirements.
Create your own firmware
First of all, in order to create your own firmware, you need to go to the website.
Choose the Parameters
When you click on that webpage, you will see the page like this image given below. Let’s take a look with the parameters of the ES3 model:

Hi I have a D18U that I need to return to stock firmware.
The BMS has no version number and it wont show range anymore.
Any help appreciated.