If you want to change your phone number, you can do so in the Countingup app by following these steps:
- Open the Countingup app
- Tap the 'More' tab on the bottom of the screen
- Tap 'Your personal details'
- Tap 'Change mobile'*
- Enter the new mobile number you wish to change to
- Enter the security code sent to you by SMS
*Please note that once you have changed your mobile number, payments out will be disabled for 24 hours for security reasons.