While there isn't a single official "One Switch 1.28" product, several technical tools and apps recently released version that feature major switching or control updates. Depending on what you are working with, here are the most likely guides: Bosch eBike Flow App (v1.28)
Note that Ceph FS in-tree volume plugins are now deprecated; guides recommend switching to the Ceph CSI driver . One Switch 1.28
Use ESPHome to flash the device for Home Assistant integration. While there isn't a single official "One Switch 1