Amazon Elastic Container Registry (ECR) is a fully-managed Docker container registry that makes it easy for developers to store, manage, and deploy Docker container images. ECR provides a secure, scalable, and reliable registry for your Docker images. In this document, we will discuss how to pull public ECR images.

• AWS CLI installed on your local machine
• A valid AWS account

1. Open the Amazon ECR Public Gallery in your web browser.
2. Browse through the available repositories and select the desired image.
3. Copy the image URI of the repository.
4. Open your terminal or command prompt and run the following command:

1. Replace us-east-1 with the region of the repository you want to pull the image from.
2. Paste the image URI that you copied in step 3 and append the tag of the image that you want to pull.
3. Finally, run the following command to pull the image:

1. Once the image is pulled, you can use it to create containers and run your applications.

If you're having trouble pulling a public ECR image, here are a few things you can try:

• Ensure that you have the AWS CLI installed on your local machine and you are using a valid AWS account.
• Make sure you've replaced the us-east-1 region with the region of the repository you want to pull the image from.
• Check if you've correctly pasted the image URI and appended the tag of the image you want to pull.

Pulling public ECR images is a straightforward process. With the AWS CLI and Docker, you can easily pull images from the ECR Public Gallery and use them to run your applications. If you're facing any issues, refer to the troubleshooting section or check the AWS documentation for more information.