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Can I safely delete these files after installing HS?

Mac Hammer Fan

Mac Hammer Fan

macrumors 65816
Original poster
Jul 13, 2004
1,352
515
I have installed High Sierra on a HFS+ partition on my second Mac Pro 5,1.
I notice that there are now two strange black files on my hard drive: preflight and postflight. What are they for and can I safely delete them?
TIA
 
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