Application Deployment
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2.
Download the appropriate System Update package to a host computer.
Performing a System Update Using microSD Card
It is strongly recommended that prior to use, you must format the microSD card on the device.
1. Copy the System Update zip file to the root of the microSD card.
• Copy the zip file to a microSD card using a host computer (see USB Communication for more
information), and then installing the microSD card into the device (see Replacing the microSD Card
for more information).
• Connect the device with a microSD card already installed to the host computer, and copy zip file to
the microSD card. See USB Communication for more information. Disconnect the device from the
host computer.
2. Press and hold the Power button until the menu appears.
3. Touch Restart.
4. Press and hold the Trigger button until the device vibrates. The System Recovery screen appears.
5. Press the Up and Down buttons to navigate to Apply upgrade from SD card.
6. Press the Enter button.
7. Use the Up and Down buttons to navigate to Full OTA Package or Diff OTA Package.
8. Press the Enter button.
9. Use the Up and Down buttons to navigate to the System Update file.
10. Press the Power button. The System Update installs and then the device returns to the Recovery
screen.
11. Press the Power button to reboot the device.
Performing a System Update Using ADB
1. Go to Settings.
2. Touch System > Advanced > Developer options.
3. Slide the switch to the ON position.
4. Touch USB Debugging. A check appears in the check box. The Allow USB debugging? dialog box
appears.
5. Touch OK.
6. On the host computer, open a command prompt window and use the adb command:
adb devices
The following displays:
List of devices attached
XXXXXXXXXXXXXXX device
(where XXXXXXXXXXXXXXX is the device number).
NOTE: If device number does not appear, ensure that ADB drivers are installed properly.
7. Type:
adb reboot recovery
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