Set up your PAX Machine
Set Up Wonder Smart TerminalAccept Payment with Wonder Smart POSWonder mPOS 3 min read Created January 9, 2024 Updated September 30, 2026
Make sure Wonder app is installed
- Turn on the device by pressing the power button at the top.

- When device is turned on, please check whether the Wonder App has been downloaded.
- If the application has been installed, you will see the app icon appear on the device’s homepage screen.

If Wonder app is not installed yet
- If Wonder has not been installed, you can go to App Library from device’s homepage screen to download it.

- Check to see if there’s Wonder App file pending to be installed. Wait for Wonder app file to be 100% downloaded, then reboot the device.

- Once the device reboots, you should see the Wonder App appear on the home screen.

- If you can’t find any Wonder App in the App Library or home screen, please contact wonder@support.app.
PAX Device Settings
- Click on [Settings].

- Enter the password. The password is provided in the Welcome Email sent to your business admin.

Connect to Wi-Fi
- Click on [WLAN] to connect and search for a desired network.

- Enter password if necessary.
- Wi-Fi should be connected successfully.
Check Permissions
- Once you enter the settings, scroll down and click on [Apps].

- Click on [Wonder mPOS]. Then click on [Permissions].

- Here you will be able to turn on and off the permissions, please make sure you turn on permissions such as “camera” and “storage”.

Change PAX Machine Password (Optional)
- If you want to change the PAX Machine Setting password, scroll down to [Password].

- Click on [Modify Password].

- Input the original password, and then input your new password. Click on [OK].

- Password will be changed successfully.
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