Device Owner (Non Root) Mode Setup

  1. Make sure your phone running Android 5.0+ and you know how to use ADB clearly.
  2. Go to "Settings - Accounts", remove ALL ACCOUNTS including your Google account.
  3. If multi-user or guest mode has been set on your device, also need to be closed or deleted
  4. Run "adb shell dpm set-device-owner com.catchingnow.icebox/.receiver.DPMReceiver " on your computer.
  5. Reboot then you can add the accounts and guest mode back.

FAQ