I think backing up `/home/phablet/ folder` should work. See this Q&A:
And this one includes the `adb pull` method in details:
On Monday 17 October 2016 03:36 PM, Ivo Fernandes wrote:
Hi dear list,
As the subject says I need to backup my device before sending him to
bq. I do not know how to perform a backup, neither the recovery as the
option to do it, neither the system settings. I've waiting for such
function to land in Touch, but now my bq can't wait anymore, he has to
So, how do I perform a backup of my SMS. And if such method exist, it
is 100% granted that I can restore them?
I'm using a google account, so contacts, calendars are all backup. I
can reinstall the apps I'm currently using, no problem with that.
Just the SMS, I can't loose them. If no granted method I will not send
the phone, but this means stop using ubuntu because the phone at the
moment is not usable as a daily driver.
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