Go to Project Settings -> Game -> Ultimate EOS Kit to access the plugin settings.
Enable Configure Online Subsystem EOS to let the plugin configure everything for you. This handles all the DefaultEngine.ini settings automatically.
Go To Epic Games Developer Portal and sign in with your Epic Games account.
Select your product (or create a new one), then go to Product Settings -> Clients.
3. Create a new Client Policy with type Peer2Peer (or create a custom one if you need specific features).
4. Create a new Client with the client policy you just created.
5. Go to SDK Download & Credentials to find your credentials of this product.
Click the Drop Down Button from EOS Credentials to add the credentials to the plugin.
2. Fill the credentials from the Developer Portal:
Product ID
From SDK Credentials
Sandbox ID
From SDK Credentials
Deployment ID
From SDK Credentials
Client ID
From SDK Credentials
Client Secret
From SDK Credentials
3. Restart the editor for changes to take effect.