iCloud ‘Optimize Mac Storage’ breaks the Mojave installer

Yet another example of a really bizarre macOS bug that’s pretty inexcusable as a test escape, given it occurs with the default installation settings on a completely clean OS install. In short, the Mojave update installer does not work (on High Sierra at least) if you have ‘Optimize Mac Storage’ enabled for iCloud Drive (System… Read more

Full Disk Access is required to access Time Machine backups in Mojave

I’ve been struggling since Mojave came out to deal with it’s over-bearing expansion of SIP (“System Integrity Protection”), which is basically a super-root notion that blocks access – even to root – to lots of basic parts of the system, including obvious & mostly sensible ones like /System and /Library, but also less usefully things… Read more

tmutil is broken by SIP in Mojave

A diskutil bug unceremoniously erased an entire hard drive of mine a few weeks back.  While I was able to successfully (AFAICT) restore the drive’s contents to it from various backups, the erasure gave the drive a new identity (UUID, specifically).  The next time Time Machine ran, it compounded the diskutil bug by also unceremoniously… Read more