Watch this short video to get to know how to update the app on a Neets Touch Panel.
Procedure is the same for the entire range, 4", 7" and 10".
Basically you need to uninstall the app and install the newer one from an external USB drive.
You can find the .APK file for the USB right here:
https://www.neets.dk/product/neets-app-android-neets-dedicated-control-android