To grab a new token, please follow these steps:
Go to https://www.nativedsd.com/my-account/nativedsd-downloader/ and make sure you are logged in to the account you would like to connect with the app.
If you see the installation instructions on this page, AND you have already installed the app, then look directly at step nr. 5 or 6 to find a new token. Copy and paste the new token into the app. Done.
If you do not see the token in step 5 or 6, then hit the Black button [Deauthorize], which will reload the page, and it will show a new token in step 5 or 6. Copy and paste the new token into the app.
De-authorise a previous token to get a new one
The page will look like this: