Generally, a filesystem structure only affects the way in which documents are stored on a drive. Many questions revolve around a concern that files stored on an APFS-formatted volume won’t be readable or usable elsewhere. With the release of macOS High Sierra and its upgrade for SSD-based startup volumes to Apple File System (APFS), Macworld readers had many questions about how this new filesystem-more efficient and reliable for SSDs-will interact with older Macs, hard drives, networked filesharing, and more.
