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[Q] How To Downgrade ZTE OPEN

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By kamo84, Junior Member on 3rd February 2014, 10:19 PM
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Hi, I found this instructions to dowgrade ZTE OPEN, instructions are in spanish.
neuronadicta web site

I tried to do that but I couldn't do it.

With this file that is already signed can be downgrade.

Good Luck.

I got this:
E:Failed to load keys
Installation aborted.
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