I Books X Container
Sandbox container data for Apple Books on macOS, typically holding app-specific settings and local state for the iBooksX app.
What is I Books X Container?
This folder is the sandbox container used by Apple Books, historically identified as com.apple.iBooksX. macOS apps that use sandboxing store app-specific data here, such as local settings, saved state, and other files the app needs to run within its container. People usually encounter this folder while reviewing Library storage or troubleshooting Apple Books behavior.
Review files before deleting with diCleaner
Inspect caches, support files, folders, and related data before deleting items on Mac.
Safety overview
Status: Use with caution
This is not usually dangerous, but it may contain local app data and settings for Apple Books. Removing container contents can reset app state and may affect downloaded books, reading progress, or other local data that is not fully synced elsewhere.
Recommendation: Keep this folder if you use Apple Books or want to preserve its local data. Review it only if you no longer use Apple Books and understand that deleting container data may remove app settings and locally stored content.
File path
~/Library/Containers/com.apple.iBooksX
Share your experience
Be the first to share your experience.