1. Login to 3.0 verse mobile app. and tap on [Menu]
2. Tap on [Account] link.
Accounts screen will display the Exchange/s that user already added.
3. Tap [Edit Account] link above an Exchange icon for which you wish to change API and Secret key.
4. On subsequent screen enter, exchange name with new API and Secret Key and tap [Save] button.
With a confirmation message API and secret keys are changed.