Repair disk permissions what is

This means that Repair Disk Permissions will not correct permissions problems on:. Repair Disk Permissions often produces messages while it is running.

These messages are generally of an informational nature and can usually be ignored. Some of these messages may be repeated every time Repair Disk Permissions is run as the receipt for the object in question is forcing the setting of specific permissions, even if no correction is required.

Again, these can also be ignored. Only messages indicating the failure of the Repair Disk Permissions process, or the inability to correct permissions on a specific file or folder, should be of concern. Power outages, hard restarts, and system crashes can lead to disk directory corruption, requiring the use Repair Disk to correct such.

File System Journaling , introduced in Panther as a default setting for your Mac OS X startup disk, can help minimize the impact of such events on the disk's directory.

However, even journaling is not foolproof. For additional details, see our "Data corruption and loss: causes and avoidance" FAQ. Accordingly, you should run Repair Disk Permissions after installing any third-party software that employs its own installer.

In general, given the choice between the Verify or Repair buttons in Disk Utility, select Repair to save time. Verify only checks for problems.

If problems are found, you then need to run the corresponding Repair. Repair both verifies and, if problems are found, attempts to perform the required repair. Accordingly, selecting the Repair button is more efficient. The Repair functions of Disk Utility: what's it all about? Hit Return or Enter to search. How to repair disk permissions on Mac. Darina Stavniychuk. Explaining complex stuff very simply.

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