# Administer the VHDs for Your Users' Application Settings
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Review the following topics to learn how to administer the Virtual Hard Disks (VHD) files for your WorkSpaces Applications users' application settings.

**Topics**
+ [Amazon S3 Bucket Storage](app-persistence-s3-buckets.md)
+ [Reset a User's Application Settings](app-persistence-s3-reset.md)
+ [Enable Amazon S3 Object Versioning and Revert a User's Application Settings](app-persistence-enable-versions-revert-settings.md)
+ [Increase the Size of the Application Settings VHD](app-persistence-increase-VHD-size.md)