How to terminate and clean up the environment

If you do not intend on keeping the VPC environment or would like to reduce costs by eliminating it and recreating it later, follow these simple steps:

1. Go to Services, then CloudFormation to return to the CloudFormation stack list.
2. Delete the stacks one at a time, starting with the stack that has BastionStack in the name. To do this, click on the square to the left of the name to select the stack:

3. Click the Actions button, then select Delete Stack:

4. Confirm the delete by clicking on the Yes, Delete button. This will delete the bastion instances and the associated security groups:

5. The status of the stack will change to DELETE_IN_PROGRESS. When the deletion is complete, the stack will be removed from the list. You can click on the refresh button (circular arrow) in the upper-right corner after a few minutes if you do not see...