Zebra’s free Device Diagnostic Tool (DDT) quickly tests the hardware, battery, software, and connectivity on most Zebra Android mobile computers to determine device health and functionality. This powerful, user-friendly tool can quickly troubleshoot device issues that users can resolve themselves in the field, limiting downtime and unnecessary returns for repair. If your device does need repair, running the DDT test will help isolate the problem when you seek additional support.
DDT may be downloaded below as an .APK file or it can be installed from the Google Play store. Before downloading, please check the Supported Devices tab below to determine if DDT 2.1 can be installed on your device(s).
.APK File Installation Steps
Click the Download DDT 2.1 (.APK file) button below to download the .APK file.
When the .APK file is downloaded or copied by your administrator to the device, open the .APK file on the device to install DDT.
Google Play Store Installation Steps
Click the Google Play button below to access the application from the Google Play store.
Click the Install button.
Once Installation is complete:
DDT is available for use from the application menu on the device.
Click the Open button to launch the application.
If prompted, grant all the permissions requested.
Press Run Tests to run all tests on the device – or select specific tests from the list on the screen to run those tests.
The following eight tests are available to run with Device Diagnostic Tool 2.1:
Audio Test: Checks whether the device microphone and speaker are functioning correctly. The user is required to record sample audio and listen to the sample audio recording to execute this test.
Battery Test: Measures and reports the health of the battery. The following battery related information is provided: part number, serial number, manufacture date, decommission status, voltage, current, and temperature.
Bluetooth Test: Checks whether bluetooth is functioning correctly. The following Bluetooth related information is provided: Bluetooth name, radio power cycle result, radio functional/non-functional, and discoverable/connectable.
Button Test: Checks the operation of push-to-talk, left or right scan trigger, and volume up and volume down device buttons. The user is required to push the applicable buttons on the device to execute this test.
Scanner Test: Checks whether the device can successfully scan a barcode without error. The user is required to perform the scan operation to execute this test.
Touch Panel Test: Checks whether the touch panel of device is functioning correctly. The user is required to touch the display to execute this test.
WLAN Test: Measures the signal strength, availability of Wi-Fi, and checks for operation of the WiFi radio. The following WiFi related information is provided: MAC address, network test results from specified address, radio power cycle result, signal strength, ESSID, IP address, BSSID, and speed.
·WWAN Test: Measures the cellular network connection strength and checks for operation of the WWAN radio. The following WWAN information is provided: SIM state, voice state, data state, WAN type, signal strength, phone number, and device ID.
Device Diagnostic Tool 2.x Overview
Configuring DDT 2.1 Learn about the configuration settings and reporting options.
The Device Diagnostic Tool Release 1.0 was launched in 2015 for select mobile computers with Android KitKat, Windows Mobile 6.5, and Windows CE 5.0., 6.0, 7.0 operating systems. Release 1.0 continues to be available for download however it is no longer supported. The following tests are available in Release 1.0:
For a list of supported devices and OS versions, please expand the Device Diagnostic Tool 1.0 option below and review the device compatibility section for each operating system.
For maximum uptime and availability, we can help your business ensure its Zebra mobile computers, bar code scanners, RFID devices and wireless LAN (WLAN) infrastructure are online and ready for business.