macOS
Nov 16, 2021
3 minutes
What happens with writeable files?
Q I’ve read that macOS Monterey’s system is kept in a snapshot which can’t be changed. So how does it keep writable files like caches, and how is it updated?
by ALEX BARNES
Catalina divided the startup volume into two, one for the System and the other for Data. Big Sur went one step further: at startup your Mac doesn’t mount the System volume, but a snapshot there containing the System. As snapshots can’t be changed, this means that
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