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# Rename masking views

A masking view is a container of a storage group, a port group, and an initiator group, and makes the storage group visible to the host.

## Prerequisites

See Roles and associated permissions to determine the user roles that can perform this task.

## About this task

This procedure explains how to perform the operation from the Masking Views list view. You can also perform this operation from the vVol Dashboard > PE Masking Views and the vVol Dashboard > vVol NVMe Masking Views list views.

## Steps

1. Select the storage system.
2. Select Hosts > Masking View to open the Masking Views list view.
3. Select the masking view from the list and click Rename.
4. Type the new Name, and click OK.
   Masking view names must be unique from other masking views on the array and cannot exceed 64 characters. Only alphanumeric characters, underscores ( _ ), and (-) are allowed. Masking view names are case-insensitive.