1. Select the EC2 service under the Compute category from within the AWS Management Console and click Launch Instance.
2. Select your desired AMI type.
3. Select your instance type.
4. Click Next: Configure Instance Details.
5. Enter the required configuration options for your instance.
6. Click Next: Add Storage | Add New Volume | EBS.
7. In the Encrypted column, select the dropdown box of the newly created volume and select the (default) aws/ebs KMS Key:

Once the encryption options have been set for the new volume, continue with the creation of your instance as normal.