1. Log in to Incloud Manager (https://star.inhandcloud.com/) and navigate to [Enterprise Management → Subscription → License];

2. Find the "Basic License" corresponding to the target ER605 and click "Renew";

3. Select the renewal duration (e.g., 1 year / 3 years) and complete the payment as prompted;

4. After payment, the system will automatically activate the renewal, and you can view the new validity period in the "License Information" column of the device details page.