How to Unroot/Unbrick Nexus 7 on Mac!

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1. Plug in your tablet via microUSB.

2. Enter your tablet into bootloader mode. Press the power button and volume down button at the same time, keep holding until you see a green Android and start screen. 

3. Download Nexus7Unroot.Unbrick.zip below and extract the file.

-->Download Nexus7Unroot.Unbrick.zip
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4. Move the Nexus7Unroot.Unbrick.zip folder into your downloads folder.

5. Open Terminal and type: 

cd Downloads
cd Nexus7Unroot.Unbrick
./fastboot-mac flash bootloader bootloader-grouper-3.34.img
./fastboot-mac reboot-bootloader
./fastboot-mac -w update image-nakasi-jro03d.zip
./fastboot-mac oem lock

6. Reboot your phone by pressing the power button and you will be on complete Jelly Bean stock, like the day you first bought your Nexus 7.

7. Only continue if are having problems locking your bootloader!
In terminal type:
./fastboot-mac oem unlock

8. On your Nexus 7 you should see "Unlock Bootloader?" Select "Yes" using the power button.

9. In terminal type:
./fastboot-mac oem lock and you should now have a locked bootloader that is safe to give back to the manufacture.

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FOR EMERGENCIES: (Bricked phone, not turning on, ect) 

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