Update compute/instances/how-to/create-an-instance.mdx

Author: bene2k1

compute/instances/how-to/create-an-instance.mdx

@@ -76,7 +76,7 @@ Select a tab below for instructions on how to create an Instance via either our
         - **Name your Instance**, or leave the randomly-generated name in place. Optionally, you can add [tags](/compute/instances/concepts/#tags) to help you organize your Instance.
         - **Add volumes**, which are storage spaces used by your Instances. A block volume with a default name and 5,000 IOPS is automatically provided for your system volume. You can customize this volume and attach up up to 16 local and/or block type volumes as needed.
           <Message type="important">
-             - Ensure that the volume containing your OS image has a minimum size of 10 GB. For a GPU OS, the recommended size is 125 GB.
+             - Ensure that a volume containing a Windows Server image has a minimum capacity of 25 GB.
              - When multiple Block Storage volumes are linked to your Instance, the primary volume will host the OS and is essential for booting the Instance. Once the Instance is created can [modify your boot volume](/compute/instances/how-to/use-boot-modes/#how-to-change-the-boot-volume).
              - Booting from a volume that either lacks an OS or is among multiple volumes with identical operating systems can lead to inconsistent boot outcomes.
           </Message>