So far, there is only V10A can be rooted. So, first of all for rooting you must have an LG Optimus L7 with V10A firmware. You can download the stock rom here. For flashing LG Optimus L7 follow instructions from here.
If now you have V10A firmware without simlock or similar limitations on your LG Optimus L7, then let’s go to root the device.
How to Root LG Optimus L7 Steps:
Caution: During reboots your LG Optimus L7 will probably go to charge mode so when phone start to reboot unplug your usb and plug it again when lg logo start to glow red.
LG Optimus L7 Phone Photos - LG Cell Phone Pictures

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Hi. Thank you for your tutorial.
When I flash my LG L7 (V10A or V10C, FR BASE OR EU OPEN), my cellphone said “Network locked” : my L7 isn’t unsimlocked. My operator is Free, my L7 has buyed at SFR.
An idea? Thanks!
Hi, I need a method for to make root lg P708g. Please. Thanks
excuse me, do u have the Hong Kong/Taiwai version? thanks.
also i want to unroot my phone. i tried to use super one click but it says NO ISSUE when i click CHECK DRIVER. there’s no USB DEBUGGING in setting too!! Plz help!!
v10c-may-09-2012 can i root this…..???????????
i have the l 705 version wat can i do now i have done this and nothing change any advice
Hi, i have V10D -JUL-02-2012
can i root this? if yes, can you give me a instructions on how to?
thanks a lot.
Traduccion al español por favor, alguien que sepa ingles, ya que al traducir con google no se comprende