Click Options and then click Continue to boot in macOS Recovery.ĭuring the bootup to Recovery Mode, an admin password might be required to authenticate your identity for an OS reinstallation.Īfter you enter the functioning recovery partition, you will see the macOS Utilities windows.
On an M1/M1 Max/M1 Pro Mac: Shut down your Mac completely, press the Touch ID button to turn it on, and then immediately press down the Touch ID button until you see "Loading startup options". Release the keys until you see an Apple logo and your Mac will boot into the macOS Utilities window in the recovery partition. On an Intel Mac: Shut down your Mac completely and turn it on while holding down Command + R keys simultaneously. In the first place, you should identify your Mac model, an Intel-based Mac, or an Apple silicon Mac, as the ways vary to enter Recovery mode on different Mac models. Even though you don't intend to wipe your MacBook, securing your files is a good idea before OS reinstallation since it is a major procedure. In a word, Macrorit Data Wiper is to wipe disk to its original status, factory reset it, you are able to use format it to any file system in any operating system before using.Note: Before you start, make sure you have backed up any files you want to keep to an external drive.
Right-click on Mac Hard Drive (now it's clean), and select "Initialize" to continue.
HFS plus is also known as HFS +, HFS Extended, Mac OS Extended, is a file system developed by Apple Inc., not apply to Windows OS. Since the disk is now clean, no file system, no EFI partition in it, its factory settings, so we need to initialize this disk and create partition on it. Mac Hard Drive's file system is HFS plus in the recent released OS, which cannot be recognized by Windows, so we need to format this disk after wiped in Data Wiper to make is useful in Windows 10.
What if Mac won't boot, CMD+R can't work either? There's another way to wipe Mac hard drive clean and factory setting it in Windows system, not to format or delete volume in Windows Disk Management, but wipe this disk in third party disk manager, Macrorit Data Wiper. Everything on the disk has been wiped, it's a clean Mac now, and it's safe to donate or share it with others.
Now we have this OS reinstalled, it runs smooth as it were. After erased, click Reinstall OS X, for example, to continue.If you're going to reinstall Mac OS, just leave the settings as default, and click "Erase" to continue.Choose the disk listed on the left side, and click "Erase" Tab.Click on "Disk Utility", and click "Continue".Press CMD key + R at the same time, and hold them for a while when the gray window shows up options.Here're the steps to erase everything and reinstall Mac OS X: Macrorit Data Wiper is able to wipe Mac Hard Drive with HFS plus file system clean, after wiped in data Wiper, the hard drive can be used without worrying about leakage on old data.ĭata Wiper Download Wipe Mac hard drive and reinstall Mac OSīefore wiping Mac hard drive, it's advised to backup important files. When Mac OS is running slow, it's better to reinstall the system again instead of carefully cleaning up files if you want to donate Mac hard drive, or give it to family members using Windows system, you can wipe it and format the hard drive to NTFS or FAT32 in Windows disk manager.