Restore factory settings mac os x 10.5.8

If you are selling or donating your old Mac, then you might want to factory reset the system not only to provide the new users with a fresh start, but also to ensure your data is secured from the new owners. Of course you might consider removing your user account from the system, and setting up a new administrative account for the new users, but the easiest and most thorough way is to fully format your system and reinstall OS X. To reinstall the original version of OS X if your Mac came with a gray installation and restoration DVD, insert this into the optical drive and reboot with the C key held down.

How to restore macbook to factory condition without using discs?

Then after selecting your language choose Disk Utility from the Utilities menu. In Disk Utility, select your internal hard drive listed above any volume names contained on it , and you should see a "Partition" tab appear. In this tab, choose "1 Partition" from the drop-down menu, and then give the partition a name, set it to be "Mac OS Extended Journaled ," and apply the changes. This will access Apple's servers and download the installation tools for the correct version that came with your system. To do this, ensure you have an appropriate internet connection for use with Internet Recovery, and then reboot with the Option-Command-R keys held to force loading to Internet Recovery.

Again, use Disk Utility to fully partition the internal boot drive, and then quit Disk Utility. Once the hard drive has been formatted, you can proceed with running the OS X installer, and wait for the content to download and be set up on the system. After the installer completes, the system will restart and show the welcome screen of the OS X setup assistant, at which point you can hold the power button to shut off the system when it is next turned on it will start at the assistant.

Reset settings Mac OS

It is now ready for the new owners to turn on and set up, as if the Mac arrived straight from the factory. Have a fix? Post them below or e-mail us! How to set up Google's two-step verification: To better protect your digital life, specifically your Google account, turn on two-factor authentication for your Gmail account.

With a few minutes of setup time, your account will be much more secure -- with very little hassle.

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How to book an Uber or Lyft with Google Home: Use a Google Home and your phone to get the best ride. Personally I would avoid most commercial anti-virus software because of their potential for causing problems.


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For more about malware see Macintosh Virus Guide. For emergency repairs install the freeware utility Applejack. If you cannot start up in OS X, you may be able to start in single-user mode from which you can run Applejack to do a whole set of repair and maintenance routines from the command line. Note that AppleJack 1. AppleJack 1.

Erase and Install Method for OS X 10.5 Leopard

There is no confirmation that this version also works with Lion. When you install any new system software or updates be sure to repair the hard drive and permissions beforehand. I also recommend booting into safe mode before doing system software updates.


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  • You can make a bootable clone using the Restore option of Disk Utility. You can also make and maintain clones with good backup software.

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    My personal recommendations are order is not significant:. Carbon Copy Cloner.


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      Synk Pro. Synk Standard. Additional suggestions will be found in Mac Maintenance Quick Assist. Be sure you have an adequate amount of RAM installed for the number of applications you run concurrently. Boot into single-user mode. After startup is completed you will be in command line mode and should see a prompt with a cursor positioned after it.

      If you were successful then enter:. Open Disk Utility in the Utilities folder. Click on the Repair Permissions button.

      How to ║ Restore Reset a Macbook A1278 to Factory Settings ║ Mac OS X

      Wait until the operation completes, then quit DU and return to the installer. Jun 8, 4: Thanks for the info, I am having trouble with a lot of the system stuff, like the screen the mouse goes way past the top of the screen, it is sluggish and iTunes and safari crash a lot, any suggestion were I can get the Jun 8, 5: Resetting OS X Communities Contact Support. Sign in. Browse Search.