**** FIRMWARE UPDATE SOLVED ****
My shelly was stuck at version 1.7.3 and was not updating (web update / ota update not work)
You need a usb/tll converter, i used this:
https://www.aliexpress.com/ite…042311.0.0.27424c4dBF1C6c
Simple steps:
- install phyton and relative components
- make a backup of device
- make a flash reset
- make a restore of device
- connect to web page and update firmware
See my guide
I think this guide works for all devices
