How does the ‘Optimize Storage’ feature work? Indeed, does it work? A look at its confusions and a couple of bugs.
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When does macOS decide to download new and changed items in iCloud Drive? This steps through the process from decision to completion.
How does macOS learn of changes which have taken place in iCloud Drive, such as the uploading of files from another system? Here the process is taken apart, and points of failure highlighted.
High Sierra 10.13.4 may have stopped leakage of APFS encryption passphrases, but that is only a small part of an accident chain going back many years.
I wrote yesterday that macOS High Sierra 10.13.4 finally fixes the leakage of APFS encryption passphrases into the […]
The latest update to High Sierra, bringing it to 10.13.4, does fix the bug discovered by Sarah Edwards […]
When you upload a file to iCloud Drive, the steps involved are complex. They’re outlined and diagrammed here, with pointers to how to diagnose and resolve problems.
A new app to help you work out why those files aren’t uploading to iCloud Drive, and more. Performs a test upload which could even fix a problem.
What do Apple and other sources recommend to fix problems getting files to upload to iCloud Drive, or to sync with it?
Looking inside iCloud when copying a file across to cloud storage. How CloudDocs, CloudKit, MMCS, and other subsystems work together.
The Eclectic Light Company 