FAQ
Touch Computer TC77
ex
-NI
FAQ: Reset Options
19/29
Subject to technical changes.
09/2020
Subject to technical changes.
05/2021
9.
Once it is authorized, type in adb devices. It will display the <Serial Number> device. See type label
on the TC77
ex
-NI.
The following displays:
List of devices attached
XXXXXXXXXXXXXXX device (where XXXXXXXXXXXXXXX is the device number).
If device number does not appear, ensure that ADB drivers are installed properly.
10.
Type in the following command:
adb reboot recovery
Your device will reboot to the Android Recovery screen.
11.
Press Enter. The System Recovery screen appears.
12.
If your device is locked or unable to go to the Settings, you can enter the Android Recovery screen by
following these steps:
a) Restart the device.
b) Press and hold the Push-To-Talk button until the device vibrates.
c) The Android Recovery screen appears.
13.
Press the Volume Up and Down buttons to navigate to Apply upgrade from adb.
14.
Press Power On/Off button.
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