What is the purpose of the preview folder in Finder?

I have a few questions about the Preview Folder in Finder.


What is the overall purpose of files being copied to this folder?


Can files in this folder be deleted?


Will the auto delete after a certain amount of time?


What type of files show up in this folder?


Thanks for help on this.


Nick

MacBook

Posted on Dec 28, 2015 5:46 PM

Reply
9 replies

Dec 28, 2015 8:46 PM in response to Nogard2008

Based on limited testing, those folders are there to make files available to iOS devices from iCloud. iOS apps can only access files from specific locations, so if you create a files in your own folder structure it seems to copy the file into the correct folder structure for use with iCloud Drive.


It makes a hard link to the file which doesn't duplicate the file. It just adds another reference to the file.


If you create subfolders in the Application folders, it won't link the file. However, that organization structure may not be functional.

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What is the purpose of the preview folder in Finder?

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