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# Set volume emulation

A storage volume is an identifiable unit of data storage. Storage groups are sets of volumes.

## Prerequisites

You cannot set attributes for DATA volumes.

Setting emulation for CKD volumes is not supported. If attempting to set attributes for multiple volumes of type FBA and CKD, a warning is displayed stating that the action is applied only to FBA volumes.

Setting emulation is not supported on masked or mapped volumes.

## About this task

To set volume emulation:

## Steps

1. Select the storage system.
2. Select STORAGE > Volumes.
3. Select one of the volume type tabs.
4. Select a volume, click , and click Set Volumes > Emulation.
5. Select the Emulation type.
6. Do one of the following:
   - Click Run Now to perform the operation now.
   - Expand Run Now and click Add to Job List to add this task to the job list, from which you can schedule or run the task at your convenience. For more information, see Schedule jobs and Preview jobs.