Visit CloudFormation console and click “Create stack”. Choose “With new resources (standard)” in the drop-down.
Scroll down and select “Upload a template file”, then select the new-vpc.template that was downloaded before.
Click Next
For Stack name, enter vpc-stack.
For Number of Availability Zones select 2.
For Availability Zones, choose us-east-1a and us-east-1b.
Leave other setting as default value and click Next.
Click Next in Configure stack options stage.
On the Review page, review and confirm the settings.
Check the box acknowledging that the template will create IAM resources and Click Create Stack
After 3-5 minute, reload the CloudFormation Stacks page. When the status of “vpc-stack” shows CREAT_COMPLETE, click the Outputs tab. Here you will see some of the resources that were created via the CloudFormation template, specifically the VPC and the related Subnets.