# XPC_ACTIVITY_PRIORITY_MAINTENANCE A string that indicates an activity is maintenance priority. ``` let XPC_ACTIVITY_PRIORITY_MAINTENANCE: UnsafePointer ``` ## Discussion Maintenance priority is intended for user-invisible maintenance tasks such as garbage collection or optimization. --- Copyright © 2026 Apple Inc. All rights reserved. | [Terms of Use](https://www.apple.com/legal/internet-services/terms/site.html) | [Privacy Policy](https://www.apple.com/privacy/privacy-policy)