This guide uses Mac OS X El Capitan Version 10.11.5. Procedure may be different with other OS versions.

1. Connect your SanDisk® SSD to your Apple Mac system via USB adaptor, the Mac OS will pop up a message: 'The disk you inserted was not readable by this computer', please select Initialize

2. Disk Utility will pop up, if not, open Disk Utility and you shall see the SSD listed under External

Mac Installation Notes (for Mac OS X Yosemite 10.10 and El Capitan 10.11) 1. Download the installation archive to the location of your choosing 2. Open the archive file and follow the prompts to extract the 'sanitize16' folder 3. Open the 'Sanitize16' folder and run the 'Sanitizer' installation file 4. Assistance SanDisk ® Home Assistance. Notice: The link above provides a Mac OS 10.11 El Capitan compatible SecureAccess V2. Below are the complete instructions to migrate your data. Drag and drop the files into Secure Access 3.0. You have now migrated from SecureAccess 2.0 to SecureAccess 3.0.

3. Select the SSD and then select Erase button on top of disk utility

4. Input your desired name of the partition, if you plan to install Mac OS onto the partition,choose OS X Extended(Journaled) as format. Otherwise you can choose either OS X Extended or ExFAT as format. Please choose GUID Partition Map as Scheme. After you click Erase, the erase will start and the partition you created will appear under the drive on left side of Disk Utility.

5. You can also create multiple partitions in one SSD. In Disk Utility, select the SSD(not the partition under), then select Partition button on top of Disk Utility.

6. Input new partition name, and use '+' and '-' button on the left to determine the size of the partition. Then select ' Apply'