Thread: Troubleshooting Should I upgrade firmware of KPW1?
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Old 07-22-2015, 07:46 PM   #2
eschwartz
Ex-Helpdesk Junkie
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Posts: 19,421
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Join Date: Nov 2012
Location: The Beaten Path, USA, Roundworld, This Side of Infinity
Device: Kindle Touch fw5.3.7 (Wifi only)
Jailbroken devices can be downgraded using the diags boot partition and judicious use of `dd`. So it's *possible*, it's just a pain and if you accidentally type the wrong device you can brick your Kindle.

For example, the instructions on reverting the PW2 to fw5.4.0 -- http://ixtab.tk/kindle-touch-images/PW2/README.txt
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