Method 2 - Stock recovery installed, Unlocked bootloader
1) Download the correct update for your build on to your computer;
2) Copy the file to /sdcard on your device;
3) Download CWM from
here and place it on your computer in the same directory as your fastboot binary. For CDMA/LTE devices, use
this version;
4) Rename the CWM image to cwm.img
5) Reboot into fastboot mode;
6) Open a command prompt in the same directory;
7) Type fastboot devices to make sure your device is recognized;
8) Type fastboot boot cwm.img
9) Select "install zip from sdcard";
10) Select "choose zip from sdcard";
11) Select the update the you just copied to your device;
12) Wait until it completes. Reboot. Done.
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