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- Login to Salesforce (we used the https://login.salesforce.com)
Click the Cog then Setup you will end up on the page .../lightning/setup/NavigationMenus/home
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Under section Platform Tools → Expand Apps and click on App Manager
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- Click New Connected App button
- Enter
Connected App Name
API Name
Contact Email - Check the Enable OAuth Settings
Enter the callback url. This is the url found on the Authentication page in RINT when creating a new OAuth.
Or enter manually <baseUrl>/secure/RestfulClientAction.jspaIn the Selected OAuth Scopes select the access level, in our example we will use Full access (full) + the scope token_refresh and Perform requests on your behalf at any time (refresh_token, offline_access)
Note. Must have Perform requests on your behalf at any time (refresh_token, offline_access) to make it a refresh token, otherwise the connection dies.Expand title Click here to show image... 
Click Save
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