Recovering files after bootloader

I'm following this tutorial (sorry, it's in Spanish, if you need more info, let me know) and, as you can see the bootloader step is before the security copy step.
I went to the details of that bootloader step and did what it says here and when my phone restarted I found I lost all my files.
However, I...

Recovering files after bootloader

from DroidForums.net | Android Forums & News https://ift.tt/2WNO5KH
via IFTTT