I have an external SSD with several partitions, one of which doesn't show in Path Finder's sidebar (though it does in Finder). I've narrowed it down to a permissions problem: in Disk Utility the other partitions show 'Ownership: Disabled', but this partition it says 'Enabled'.

So I tried to change permissions. The other partitions show:
(Me) Read & write
staff Read & write
everyone Read only
but this partition shows:
System Read & write
wheel Read only
everyone Read only
so I...

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The display on my 2024 M3 MacBook Air is no longer working properly (see attachment). I can still work using an external monitor but the interior display is completely on the fritz.

I want to take the machine into the Apple Store to see what a new video card or screen would cost, but I would want to format the main ssd first because I do online banking on this machine and have other relatively sensitive information and I did not have the drive encrypted. Because the drivers for the...

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Recently Time Machine takes forever to back to my 1TB external. There's still about 320GB of space, so I am not sure why this is happening.

I went ahead and deleted old backups that I can see in the TM folders. These are from ten years ago and not needed anymore. Even now, however, it seem to be taking too much time to backup.

The last backup said it needs 5 hours or more to complete, so I cancelled it when it was at 16 percent.

Do I need a new disk (this one seems fine but it is 8...

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I browse using Safari.

Ever since I updated to Tahoe 26.5.2 a few days ago, I've had an inordinate number of pages that "reloaded because a problem occurred". Prior to that, there were a couple of websites that were prone to this, but now it's almost every website I go to.

Any idea why?