To help categorize and manage the key pairs that you've either created using Amazon EC2 or imported to Amazon EC2, you can tag them with custom metadata. For more information about how tags work, see .

Connect to your instance using EC2 Instance Connect Endpoint.

Overview of domain

Configure your Amazon EC2 Windows AMI for faster launching, using pre-provisioned snapshots with Windows fast launch.

Stop and start any instance with an Amazon EBS volume as its root device.

Use Amazon EC2 to reboot your instance for necessary maintenance.

Recover your Amazon EC2 instance automatically by using the default configuration. If an instance becomes impaired because of an underlying hardware failure, the instance is automatically recovered.

Change the instance type of your Amazon EC2 instance to an instance type that is appropriate for its workload or to use features that are available on other instance types.

You can assign a security group to an instance when you launch the instance. When you add or remove rules, those changes are automatically applied to all instances to which you've assigned the security group. For more information, see .

Amazon EC2 provides different purchasing options that enable you to optimize your costs.