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permissions

Repairing Home folder permissions: a mystery

Once, you could run diskutil to ‘fix’ broken permissions in your Home folder, then it was replaced by repairHomePermissions in Recovery. Apple no longer documents this, but it’s still there. Should you use it?

November 18, 2022 Macs, Technology

Permissions and ACLs

macOS now adds special permissions to standard folders including your Home folder, and its special folders inside it. This explains those ACLs and how to fix them.

February 16, 2022 Macs, Technology

Should you ever repair permissions?

We used to repair permissions of the system until SIP. After a short break, we often repaired them again, this time on preference files. Why did Apple cancel that? Should we still try it for fixing problems?

January 27, 2022 Macs, Technology

There’s more to files than data: Attributes

Explaining inodes, names, dates, permissions, file types, and specialised attributes used for iCloud.

October 22, 2020 Macs, Technology

Fitting a quart into a pint pot with sparse bundles

How to store a 400 GB sparse bundle on a volume which only has 200 GB free space – provided that you don’t actually use the space that isn’t there.

September 21, 2020 Macs, Technology

PermissionScanner version 1.8 is now a Universal App

Now runs native on Intel and Apple Silicon Macs. With a comparison of results between 10.15 and 11.0.

August 11, 2020 Macs, Technology, Updates

Unsticking stuck preference settings

When nothing seems able to get that preference setting right, don’t abandon hope – follow this instead.

August 4, 2020 Macs, Technology

The strangeness of Photos libraries, and tagging them with Dintch

More file, folder and permissions magic courtesy of Catalina’s privacy system. How to tag a Photos library.

April 1, 2020 Macs, Technology

Apple has changed resetting permissions again

In the last few days, Apple has again changed its recommended procedure for resetting or repairing permissions on […]

March 28, 2020 Macs, Technology

Last Week on My Mac: Deceived by the Finder

Where does Apple warn the user that four stray files in an unprotected folder are specially protected by the Sandbox kernel extension?

March 8, 2020 Macs, Technology

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