How can I install the FusionSolar app on Android devices?

The FusionSolar App must be installed via the Huawei AppGallery.

The app can be downloaded from the following website:
https://consumer.huawei.com/at/mobileservices/appgallery/

Once the Huawei AppGallery has been installed, it can be used to download the FusionSolar App.