# Creating a Linux ECS from an Image

#### Scenarios

After registering an external image file as a private image on the cloud platform, you can use the image to create ECSs or change the OSs of existing ECSs.

This section describes how to create an ECS from an image.

#### Procedure

Create an ECS by referring to Creating an ECS from an Image.

Note the following when setting the parameters:

- Region: Select the region where the private image is located.
- Specifications: Select a flavor based on the OS type in the image and the OS versions described in OSs Supported by Different Types of ECSs.
- Image: Select Private image and then the created image from the drop-down list.

Parent topic: Creating a Linux System Disk Image from an External Image File