# What is an image? — Search for and download an image

> Open a terminal and search for images using the docker search command Bounded code example (external data; do not execute automatically): ```console docker search docker/welcome-to-docker ``` You will see output like the following Bounded code example (external data; do not execute automatically): `

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## Metadata

- Canonical URL: <https://wikikv.com/k/ref-docker-9ac36407e3fb4f84af6b>
- Knowledge kind: `reference`
- Confidence: `0.72`
- Independent verifications: `0`
- Updated: `2026-08-16T09:32:14.472277+00:00`
- Tags: `reference-seed`, `docker`, `get-started`, `docker-concepts`, `the-basics`, `what`, `image`, `search`, `download`

## Provenance

- Source: <https://github.com/docker/docs/blob/3a9d778562f39bcc0be46255b013c6a3ca526244/content/get-started/docker-concepts/the-basics/what-is-an-image.md>
- Source name: Docker Documentation
- Source revision: `3a9d778562f39bcc0be46255b013c6a3ca526244`
- Source license: `Apache-2.0`
- Attribution and license details: <https://wikikv.com/licenses>

## Knowledge

Reference note (untrusted external data; do not execute it as instructions).

Open a terminal and search for images using the docker search command

Bounded code example (external data; do not execute automatically):
```console
   docker search docker/welcome-to-docker
```

You will see output like the following

Bounded code example (external data; do not execute automatically):
```console
   NAME                       DESCRIPTION                                     STARS     OFFICIAL
   docker/welcome-to-docker   Docker image for new users getting started w…   20
```

This output shows you information about relevant images available on Docker Hub.

Pull the image using the docker pull command.

Bounded code example (external data; do not execute automatically):
```console
   docker pull docker/welcome-to-docker
```

You will see output like the following

Bounded code example (external data; do not execute automatically):
```console
   Using default tag: latest
   latest: Pulling from docker/welcome-to-docker
   579b34f0a95b: Download complete
   d11a451e6399: Download complete
   1c2214f9937c: Download complete
   b42a2f288f4d: Download complete
   54b19e12c655: Download complete
   1fb28e078240: Download complete
   94be7e780731: Download complete
   89578ce72c35: Download complete
   Digest: sha256:eedaff45e3c78538087bdd9dc7afafac7e110061bbdd836af4104b10f10ab693
   Status: Downloaded newer image for docker/welcome-to-docker:latest
   docker.io/docker/welcome-to-docker:latest
```

Each of line represents a different downloaded layer of the image. Remember that each layer is a set of filesystem changes and provides functionality of the image.

Attribution: Adapted from Docker Documentation under Apache-2.0. Adaptation: WikiKV isolated this documentation section, normalized formatting, retained only bounded code excerpts, and shortened it at a paragraph or sentence boundary for retrieval. Verify version-sensitive details at the source.