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# Swap nodes

Network-attached storage is a file-level storage architecture that makes stored data more accessible to networked devices.

## About this task

See Understanding PowerMax File for storage systems for an overview of PowerMax File.

## Steps

1. Select a storage system that supports PowerMax File.
2. Select Storage > File.
3. Select the NAS SERVERS tab.
4. Select the NODES tab.
5. Click Swap Nodes to swap the primary and backup nodes.
6. Click Acknowledge to acknowledge the impact of the operation.
   It is recommended to perform the operation when data I/O is low.
7. Click OK.