you have to mod it to get into the right recovery and just use root explorer
(This is the recovery.)
(this is the update)
(this is root explorer.)
open the first file on your computer and take out the recovery file inside it and place it on the sd card.
place the second file on the sd card
and install the last file.
now open root explorer scroll down and find sdcard,
now open it and find recovery and long press on it. hit copy. now hit the back button once.
now find system. open it.
find bin. open it.
hit on the top mount r/w
hit paste and overwrite the file.
next, power down the device and instead of powering on regularly, press volume down+ power button you should be in the recovery mode.
if it is blue then hit install packages,
if it is red you should be good to go.
NOW YOU HAVE A CWM
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