Troubleshoot

Issue 1. "adb:command not found"

1. ADB is not in your system PATH
2. Navigate to the ADB installation directory, or add it to PATH

Issue 2. "Blank screen on Reader Screen"

1. Go to Settings > System > Reboot Timing, make sure the daily reboot set to 1 day.
2. Restart by command

# connect to issued device
adb connect $ipAdress

# restart the device
adb reboot

3. Restart by settings
   1. Go to Settings > System > Reboot System