Hi,
I want to know if have a way to backup a original firmware of Sonoff devices?
thanks
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I have the same question. I have just gotten some Sonoff TX Ultimate switches and I would like to back up the original firmware before screwing around with them.
Did you perhaps manage to find a method of backing up the originals?
Hi
yes i managed to backup with this Guide https://hobbytronics.pk/sonoff-original-firmware-backup-restore/#google_vignette