Here is a easy way to unlock your LG Optimus 7 by using the LG MFG application. If you have no idea about this app, Google it, you will get what you want. LG Phone Problem and Solution
Now your LG Optimus 7 is unlocked. Good luck!
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Now what can i do?
My output result is’1124271872′, can it still be unlocked? Should I insert a SIM card or just leave it empty?