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Backup SD Card
Boris Rybalkin edited this page Jul 1, 2018
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It is not safe to make a backup on a running device so it is advised to power it down and take the SD Card to a PC.
Etcher does not support a backup feature yet, check the status: https://github.com/resin-io/etcher/issues/266
dd if=/dev/mmcblk01 of=/data/backup.img bs=1M