Once in Passwords & Accounts click on Exchange
At the bottom of the Exchange account, select the option to Delete Account
You will get a prompt like the one below.
You have now removed your Exchange account from your device
Once in Passwords & Accounts click on Add Account
From the list of account types, Neumann email is listed as Exchange. Click on Exchange
When prompted choose Sign in.
After clicking Sign in, you will need to authenticate using the Neumann login page.
After signing in the account will have been added and you can select what Exchange will be syncing.
Once here, you will click the settings gear in the bottom left corner.
Tap the account you wish to remove.
Select Delete Account
Once deleted, if you have no other accounts you will be redirected back to the Get started page.
Once finished open the app and click Get Started.
When asked to add Google account you may Skip this page.
Here you will add your Neumann email address.
You will then be redirected to add your password, then click Login.
Next you will see basic overview of the app, you may click the arrow to learn more or skip to end the overview.