Go to Setup → Credentials.
Click +.
Fill in the required fields:
Auth type: select Basic Auth.
Name: enter the name of the credential, e.g., DataWatcher.
This name will be loaded in the Credential drop-down list of the System window described on the following page.
User / Password: enter the credentials of the Data Watcher or Data One user.
Description: optional.
Click Save.
Last updated 1 day ago