The article details the enhancements to OneDrive, particularly focusing on offline capabilities that stem from Project Nucleus. Initially announced at Ignite 2020, Project Nucleus aims to improve the performance and usability of Microsoft’s web apps by enabling offline work and facilitating faster operations. The key feature involves a local cache, allowing users to work with large datasets without needing a constant internet connection. This is especially important for users in areas with unreliable network access. With the introduction of Offline Mode in OneDrive for Business, users can now use the web version of OneDrive without being online. The feature downloads file metadata and runs a local web server, which improves responsiveness when managing files. An analysis of the data shows that the offline mode, accessed through Microsoft.ListSync.db, provides access to 36,662 files and 1,452 folders, compared to the endpoint SyncEngineDatabase.db, which shows 36,458 files and 1,418 folders. This indicates that offline mode can reveal additional files and folders that aren’t represented in the synced endpoint. The article highlights the importance of these updates for users who rely on OneDrive in environments where connectivity is an issue. The ability to parse Microsoft.ListSync.db separately enhances the understanding of what users can access offline, including valuable metadata like creation and modification dates for folders. This functionality is a significant step forward in making OneDrive a more resilient tool for managing data.