- Open the Settings app on your device.
- Tap on 'General'
- Tap on 'About' at the top of the menu.
- Look for Software Version or iOS Version.
- If you are using a device that is below IOS 15, check for a software update and install the latest version if your device supports it. Otherwise, you will need to upgrade to a device that supports iOS 15 or above to continue using TNG eWallet.