1- Turn on your Babolat POP sensor and switch on your smartphone bluetooth. Open this application. Make sure that your sensor is paired with your account.
2- Go to Settings.
3- Click on Firmware.
4- Have a look at the firmware release and click on "DOWNLOAD". Be carreful, mobile data or wifi connection is required.
5- Once it is downloaded, click on Install and wait for the update. Make sure that the standby screen does not appear. If it appears, the installation won't be completed.