How to update Samsung Galaxy Grand Quattro to Android 4.4-Kitkat

Here is the tutorial of updating Samsung Galaxy Grand Quattro to Android 4.4-Kitkat.

The announcements of updating:

Ⅰ: This tutorial is suitable for the single card version of Samsung Galaxy Grand Quattro to brush into the Kitkat’s official RUU, it can also be applied to another format, such as zip to brush into.

Ⅱ: To ensure that your Samsung Galaxy Grand Quattro has been turned into S-OFF before flashing. And the electric quantity is over 30%. At the same time, the computer system you operate is Windows.

Ⅲ: To assure that you have a related knowledge of adb and fastboot.

Ⅳ: After flashing , your Samsung Galaxy Grand Quattro will update to the version of hboot.

The detailed procedures of updating Samsung Galaxy Grand Quattro to Android 4.4-Kitkat:

Ⅰ: Download the adb driver, move 3 documents from zip package to c:/windows. Meanwhile, download the RUU package you need.

Ⅱ: When your Samsung Galaxy Grand Quattro comes into the fastboot usb mode, shut down your Samsung Galaxy Grand Quattro, press the bottom button of the Volume key and Power supply key at the same time. Then Samsung Galaxy Grand Quattro will enter hboot mode. Next, choose bootloader to come into fastboot. Plug your data line and wait for the correct drive. Later, enter the fastboot usb mode.

Ⅲ: Click the Start key of the left corner of your desktop. Enter cmd in the Searching program and the document frame.

Ⅳ: Then input fastboot oem rebootRUU. Your Samsung Galaxy Grand Quattro will reboot to another interface.

Ⅴ: Input fastboot flash zip RUU-Samsung Galaxy Grand Quattro_One_GE-4.4-3.58.1700.5.zip

Ⅵ: You will meet an error when you press the Enter key.

Ⅶ: Repeat the upper order to solve the problem.

Ⅷ: When you see the character-Finished. Input: fastboot reboot

Ⅸ: After all of the procedures, your Samsung Galaxy Grand Quattro has successfully updated to Android 4.4-Kitkat. Congratulations and enjoy your Kitkat.

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