1. Select your Milli account (i.e. Spending, Jars, Savings).
2. Tap "move money".

3. Select "transfer out".
​4. Enter the amount you'd like to transfer.
​5. You should see the account you'd like to transfer to displayed on the screen underneath the amount. If the wrong account is shown, tap "Change" and select the correct account.
​6. Tap "Continue".

7. Tap "Confirm".

And you're done!