How to update HTC First to Android 4.4-Kitkat

Here is the tutorial of updating HTC First to Android 4.4-Kitkat.

The announcements of updating:

Ⅰ: This tutorial is suitable for the single card version of HTC First 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 HTC First 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 HTC First will update to the version of hboot.

The detailed procedures of updating HTC First 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 HTC First comes into the fastboot usb mode, shut down your HTC First, press the bottom button of the Volume key and Power supply key at the same time. Then HTC First 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 HTC First will reboot to another interface.

Ⅴ: Input fastboot flash zip RUU-HTC First_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 HTC First has successfully updated to Android 4.4-Kitkat. Congratulations and enjoy your Kitkat.

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