Then click the Plus button and add the Terminal app. After doing this, proceed through the above Terminal commands mentioned for High Sierra and earlier.
When the option to repair disk permissions vanished from the Disk Utility app, we didn't think much of it because it was never an important troubleshooting step. But seeing the type of problems you might encounter because of incorrect permissions, it's clear that resetting permissions for your Home folder is the last resort when these issues crop up.
It's surprising to see that Apple doesn't include this option anymore. But remember, you should only apply these steps when necessary. Understanding permissions is a complex topic. If you understand how macOS user accounts work, it'll become a lot simpler. Read this guide to setting up multiple user accounts on a Mac to learn more. Retailers are discounting items in the run-up to Black Friday. Hoping to save some money?
We've found the best Black Friday Deals of With his M. Writing and teaching others is always his passion. He now writes about technology and make it digestible for readers who don't understand it well. Share Share Tweet Email. Rahul Saigal Articles Published. This means that most of the files affected by the Repair Disk Permissions function are system-level files, application files, or system add-ons—not applications installed by drag-and-drop, and not your documents or other user-level files.
See the next section for information about third-party software. But beyond that, only certain receipts are referenced, all of them associated with OS-X-related software. This limitation of the Repair Disk Permissions function has been debated around the Web, but you can confirm it yourself with a bit of Terminal savvy: By using the.
These receipts are explicitly listed within the code of DiskManagementTool , the component of OS X that actually performs the task of repairing permissions. You can verify this by using the following command in Terminal:.
The output from that command is a list of all receipts included in the code of DiskManagementTool. For example, I changed the permissions on the file NuFile. Since NuFile. If third-party receipts were used as references when repairing permissions, a piece of malware could leave behind a receipt designed to maliciously change permissions on system-level files—for example, to assign more-accessible permissions on normally secure files and directories.
This could be a major security risk. That said, keep in mind that many third-party software products rely on components of Mac OS X. But beyond that, some receipts are necessary for the Repair Disk Permissions function to work at all, as described below. This is a good reason not to move Apple-installed software. This was true in early versions of Mac OS X. In fact, it used to be that if a permissions issue prevented you from booting off your normal startup volume, you needed to repair permissions while booted from the Mac OS X Install disc.
At a minimum, the procedure requires that a receipt named BaseSystem. If this receipt is missing, the procedure will fail with one or both of the above errors. If you find yourself in this position and the BaseSystem. For example, say a file installed with Mac OS X To avoid such erroneous repairs, recent Apple updates include a file called HintFile.
Permission problems are rarely at the root of problems. Directory problems can cause a variety of problems.
Reply Helpful Thread reply - more options Link to this Post. Reply Helpful 1 Thread reply - more options Link to this Post. That is not the same thing as repair permissions. Repair permissions, in answer to your question, will usually take quite a bit longer than 10 minutes.
As I said, it seems to hang, but is really working if you look at the activity monitor you will see this. If I do need to stop Ended up doing achieve and install I generally get impatient when a process stalls as I track it in Activity Monitor and it doesn't do anything for several minutes. An Archive and Install can take as lttle as half-an-hour or the two hours it took you.
I'm sorry there's no real answer tyo give you, but machines are variable and so are times. A big clue would be at what point to give up
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