http://androidforums.com/threads/zte-write-protection-for-zmax-and-other-zte-phones.1040331/
hroark13 Android Expert Recognized Developer Jul 15, 2011 3,280 4,113 Jun 13, 2016 #1 Jun 13, 2016 Add bookmark #1 http://androidforums.com/threads/zte-write-protection-for-zmax-and-other-zte-phones.1040331/