Setup
1. Log in as a Salesforce admin and go to Setup
You need permissions to access Platform Tools on Salesforce in the Setup page.
2. Open External Client App Manager
Navigate to Apps → External Client Apps → External Client App Manager

3. Create a new External Client App

4. Fill out the necessary information
- Enter a Name (e.g. “Typewise OAuth”)
- Provide your preferred Email address
- You can leave the rest of the basic information blank
- Under API →
Enable OAuth
- Enter a random callback URL (this won't be used)
- Select and add the necessary scopes. Make sure to add the
api scope.
- Make sure
Enable Client Credentials Flow is selected