Requirements for Uploading an OS ISO to Vultr

Modified on: Wed, Feb 22, 2017 at 1:18 pm EST

Vultr offers a wide variety of operating systems to choose from. However, sometimes you, the customer, will want to upload your own custom operating system ISO, such as Kali Linux, OpenBSD, pfSense, or even Windows which allows you to use your own license.

Before you can upload your ISO to Vultr, you need to make sure that your ISO and its upload URL meet the following requirements.

Linux and Windows

  • The filename must end in .iso.
  • The download URL for the ISO file must be an absolute path.

Windows specific requirements

  • Your ISO must include VirtIO Drivers. You can find more information how to create a Windows ISO with VirtIO in this Vultr Doc.

Where can I upload my ISO

There are multiple options for where you can upload your ISO to be able to use it with Vultr, below are some of them:

  • Amazon S3
  • Dropbox
  • A web server running on an existing Vultr VPS
  • Google Cloud Storage (not Google Drive).

URL examples

Good examples


Bad examples


As always, if you have any questions or concerns, please do not hesitate to contact the Vultr Support Team.

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