You can import an existing specification using the Customization Specification Manager, and use the specification to customize the guest operating system of a virtual machine.


Before you begin, you must have at least one customization specification saved as an xml file located on a file system accessible from the vSphere Client.


  1. From the vSphere Client Home page, select Customization Specifications Manager.
  2. Click Import.
  3. From the Open dialog, browse to the .xml to import and click Open.


The imported specification is added to the list of customization specifications.