Keeping your Shelly device up to date ensures you have the latest features, security patches, and bug fixes. There are two easy ways to update the firmware: via the web interface or the Shelly app.
Watch the video below or follow the manual steps to perform the firmware update.
From the WebInterface
Open a browser and go to the device’s IP address (e.g. http://192.168.x.x)
Go to the Settings menu
Scroll down and click Firmware Update
If a new version is available, press Update and wait for the process to complete (The device will reboot automatically)