How to upload custom image to 3Engines Cloud cloud using OpenStack Horizon dashboard[🔗](#how-to-upload-custom-image-to-brand-name-cloud-using-openstack-horizon-dashboard "Permalink to this headline")
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In this tutorial, you will upload custom image stored on your local computer to 3Engines Cloud cloud, using the Horizon Dashboard. The uploaded image will be available within your project alongside default images from 3Engines Cloud cloud and you will be able to create virtual machines using it.

What We Are Going To Cover[🔗](#what-we-are-going-to-cover "Permalink to this headline")
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> * How to check for the presence of image in 3Engines Cloud cloud
> * How different images might behave
> * How to upload an image using Horizon dashboard
> * Example: how to upload image for Debian 11
> * What happens if you lose Internet connection during upload

Prerequisites[🔗](#prerequisites "Permalink to this headline")
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No. 1 **Account**

You need a 3Engines Cloud hosting account with access to the Horizon interface: <https://horizon.3Engines.com>.

No. 2 **Custom image you wish to upload**

You need to have the image you wish to upload. It can be one of the following image formats:

> |  |  |  |  |  |
> | --- | --- | --- | --- | --- |
> | aki | ami | ari | iso | qcow2 |
> | raw | vdi | vhd | vhdx | vmdk |

The following container formats are supported:

> |  |  |  |  |
> | --- | --- | --- | --- |
> | aki | ami | ari | bare |
> | docker | ova | ovf |  |

For the explanation of these formats, see article [What Image Formats are Available in OpenStack 3Engines Cloud cloud](What-Image-Formats-are-available-in-OpenStack-3Engines-Cloud-Cloud.html.md).

No. 3 **Uploaded public SSH key**

If the image you wish to upload requires you to attach an SSH public key while creating the virtual machine, the key will need to be uploaded to 3Engines Cloud cloud. One of these articles should help: