Should you upgrade your Fusion Drive imac to macos High Sierra?
Users are concerned with Apple’s new APFS format.
Someday far in the future, Apple will have settled fully into using its new macos filesystem, APFS ( go.macworld.com/apf5), and Macworld readers will stop being nervous and confused about it. Until then, I continue to receive queries in our inbox. APFS is a robust, more efficient, and futureproofed filesystem that has a lot of advantages. But the transition isn’t complete by any means.
Reader Bill emailed wondering about the safety of upgrading his imacs to macos High Sierra, since each has a