Zebra TC21 Product Reference Guide

Application Deployment
171
1.
Go to Settings.
2. Touch About phone.
3. Scroll down to Build number.
4. Tap Build number seven times. The message You are now a developer! appears.
5. Touch the Back button.
6. Touch System > Advanced > Developer options.
7. Slide the USB debugging switch to the ON position.
8. Touch OK.
9. Connect the device to the host computer using the Rugged Charge/USB Cable.
The Allow USB debugging? dialog box appears on the device.
10. On the device, touch OK.
11. On the host computer, navigate to the platform‐tools folder.
12. Type 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.
13. Touch the Home button.
Application Installation
After an application is developed, install the application onto the device using one of the following
methods:
• USB drive, see Installing Applications Using the USB Connection on page 171.
• USB connection, see Installing Applications Using the USB Connection on page 171.
• Android Debug Bridge, see Installing Applications Using the Android Debug Bridge on page 172.
• microSD Card, see Installing Applications Using a microSD Card on page 172.
• Mobile device management (MDM) platforms that have application provisioning. Refer to the MDM
software documentation for details.
Installing Applications Using the USB Connection
CAUTION: When connecting the device to a host computer and mounting the microSD card, follow the
host computer’s instructions for connecting and disconnecting USB devices, to avoid damaging or
corrupting files.
NOTE: This method is not recommended due to limited Internal Storage.
1. Connect the device to a host computer using a USB-C cable or insert the device into the 1-Slot
USB/Ethernet Cradle.

Zebra TC21 Specifications

General

Display diagonal	5 \
Touch technology	Multi-touch
Touchscreen type	Capacitive
Display resolution	1280 x 720 pixels
Battery capacity	3100 mAh
Battery life (max)	10 h
Battery recharge time (off)	4 h
Flash memory	32 GB
Internal memory	3 GB
Internal memory type	-
Compatible memory cards	MicroSD (TransFlash), MicroSDHC, MicroSDXC
Maximum memory card size	128 GB
Wi-Fi standards	802.11a, 802.11b, 802.11g, Wi-Fi 4 (802.11n), Wi-Fi 5 (802.11ac)
Bluetooth version	5.0
Security algorithms	EAP-PWD, EAP-PEAP, EAP-TLS, EAP-TTLS, LEAP, MSCHAPv2, WEP, WPA, WPA-AES, WPA-TKIP, WPA2, WPA2-AES, WPA2-TKIP
Rear camera resolution (numeric)	13 MP
USB 2.0 ports quantity	1
RFID reader	No
Scanner type	1D/2D
Certification	RoHS 2011/65/EU; 2015/863 REACH SVHC 1907/2006
Product color	Black
International Protection (IP) code	IP67
Speakers	Mono
Operating system version	10
Operating system installed	Android
Number of cores	8
Processor model	660
Processor family	Snapdragon
Processor frequency	1.8 GHz
Processor manufacturer	Qualcomm
Storage temperature (T-T)	-30 - 70 °C
Operating temperature (T-T)	-10 - 50 °C
Operating relative humidity (H-H)	5 - 95 %
Harmonized System (HS) code	84713000

Weight and Dimensions

Depth	13.7 mm
Width	79 mm
Height	158 mm
Weight	236 g