First, if you have a Time Machine backup, you can use that to restore your Mac to a previous state. If you are looking to reset your Mac to factory settings and don’t have the administrator password, there are a few things you can try. This makes it impossible to recover any How do I reset my Mac to factory settings without administrator password? Disk wipes work by overwriting your entire disk with random data. To use the shred command, open Terminal (which is also located in your Applications folder) and type ' shred' followed by the path of the file that you want to shred.Ī disk wipe is a more secure method of erasing your data. We recommend using the shred command, which is a built-in file shredder for Macs. File shredders work by overwriting your data multiple times, making it impossible to recover. If you want to make sure that your data is completely unrecoverable, you can use a file shredder. Once it’s open, select the disk that you want to erase and click on the ' Erase' button. To use Disk Utility, open it from your Applications folder. We recommend using Disk Utility, which is a built-in disk eraser for Macs. There are a few disk erasers that you can use to wipe your Mac OS X. There are a few ways to wipe your Mac OS X: How do I factory reset my Mac OS X 2011? How do I completely wipe my Mac OS X? Click Continue and follow the instructions to reinstall macOS. Choose Reinstall macOS from the list of options.ġ0. When the erase process is complete, quit Disk Utility and return to the Recovery Mode screen.ĩ.

In the Erase dialogue box, choose Mac OS Extended (Journaled) from the Format drop-down menu.Ĩ. In Disk Utility, select your startup disk from the list of drives.ĥ. At the Recovery Mode screen, choose Disk Utility from the list of options.ģ. Start your Mac and hold down Command+R to enter Recovery Mode.Ģ. How do I remove an old owner’s Apple ID from my Mac?ġ.

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How do I factory reset my Mac OS X 2011?.

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