- How to securely erase mac osx yosemite how to#
- How to securely erase mac osx yosemite windows 10#
- How to securely erase mac osx yosemite password#
- How to securely erase mac osx yosemite Bluetooth#
- How to securely erase mac osx yosemite windows#
Choose the volume size and click Next. 
The Welcome to the New Simple Volume Wizard will open. Right-click the Unallocated space or the black bar, and click New Simple Volume. If there is no partition and data on the drive, it will appear as Unallocated, with a black bar on top. How to securely erase mac osx yosemite how to#
For assistance initializing a hard drive, please see Answer ID 18824: How to initialize or write a signature to a secondary hard drive or Solid State drive in Windows. Important: If Disk Management shows the drive as Not Initialized, the drive will have to be initialized.
If there is no critical data on the drive, or the data has been successfully backed up, right-click the bar and click Delete Volume. If there is already a partition on the drive, the bar above that drive will appear blue. Identify the drive that needs to be partitioned and formatted, and make sure that all critical data on this drive has been backed up elsewhere.
In the Disk Management window, the lower pane will display a list of available drives. How to securely erase mac osx yosemite windows#
Right-click on Start, the Windows logo on the bottom-left of the screen, and click Disk Management. To partition and format the drive with Disk Management, follow these steps: How to securely erase mac osx yosemite windows 10#
Windows 10 includes a built in utility known as Disk Management that can be used to partition and format a hard drive. Please see Answer ID 18670: When formatting or partitioning a drive, an error occurs stating the drive cannot be dismounted or unmounted for additional information on this particular issue. Important: If at any time an error occurs stating that the drive can not be dismounted or unmounted, this is not caused by an issue with the hard drive.
For instructions to convert a drive to (APFS) Apple File System Format on macOS High Sierra (10.13), please refer to Answer ID 9968: How to Convert a WD External Drive to Apple File System (APFS) Format. Operation failed., please refer to Answer ID 20270: macOS Disk Utility Error 'MediaKit reports not enough space on device for requested operation' If the following message occurs during the format procedure, MediaKit reports not enough space on device for requested operation. APFS formatted volumes can be read by a macOS High Sierra (10.13), but not by a macOS Sierra (10.12) or earlier.įor more information, please refer to Apple KBA ID HT208018 - Prepare for APFS in macOS High Sierra. MacOS 10.7.x (Lion), and macOS 10.8.x (Mountain Lion) MacOS 10.9.x (Mavericks), and macOS 10.10.x (Yosemite) Just press and hold the power button on your Mac until it turns off.MacOS 10.11.x (El Capitan) and macOS 10.12.x (Sierra) How to securely erase mac osx yosemite Bluetooth#
If you're selling, giving away, or trading-in your Mac and want to leave it in an out-of-box state, don't use the setup assistant or your previously connected Bluetooth devices, if any.
After restart, a setup assistant guides you through the setup process, as if you're setting up your Mac for the first time. After joining a network, your Mac activates. To select a Wi-Fi network, use the Wi-Fi menu in the upper-right corner of the screen. You might be asked to select a Wi-Fi network or attach a network cable. When reconnecting to a Bluetooth keyboard, you're asked to choose a language. If the accessory doesn't connect within 30 seconds, turn the accessory off and back on. If it needs to reconnect to a Bluetooth accessory such as a keyboard or mouse, you might be asked to turn on the accessory. Your Mac restarts and shows a black screen or progress bar. Click Erase All Content & Settings to confirm that you want to proceed. 
How to securely erase mac osx yosemite password#
If you're asked to sign out of Apple ID, enter your Apple ID password and click Continue. Click Continue to allow your settings, media, data, and the other listed items to be removed. Or click Continue to proceed without making a new backup. If you're asked to back up your Mac before resetting it, you can open Time Machine and back up to an external storage device. Enter the password you use to log in to your Mac, then click OK. Erase Assistant opens and asks you to sign in with your administrator credentials. From the System Preferences menu in the menu bar, choose Erase All Content and Settings. From the Apple menu in the corner of your screen, choose System Preferences. Otherwise, you'll see a message explaining that other volumes need to be erased before you can erase all content and settings on this Mac. If you used Boot Camp to install Microsoft Windows, use Boot Camp to remove Windows and its partition before continuing.
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