09/03/2026
Tech tip for solar owners: sometimes the fix isn't replacing hardware β it's updating the system software. Inverter and battery firmware updates fix bugs, improve reporting, and occasionally restore lost production. Most systems update automatically when they're online; if yours has been offline, reconnecting it is step one. More owner guides π https://etwenergy.com/blog/?utm_source=facebook&utm_medium=social&utm_campaign=owner_tips&utm_content=st1