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SSD's

Data Doubler: Adding an SSD to 2012 Mac Minis (Fusion issue)

If your Mac Mini shipped with 10.8.1 preinstalled, you can add a Data Doubler and SSD via our documented instructions. These Mac Mini's shipped with Disk Utility version 428 or 430. If the Mac Mini shipped with 10.8.2 preinstalled, you should NOT use Disk...

Media Storage Tray: Multiple SSDs

It is NOT recommended to place two SSD drives in the Media Storage tray (NWTHDSTORINS). If you must place two in the storage tray we recommend something thin, like chipboard, in between the drives. This should provide enough protection for stationary us...

Aura Pro "MBA" (2008-2009): Drive Fit Issues

When installing the Aura Pro MBA SSD in to your 2008-2009 Macbook Air, ensure you do not reuse the bracket from the original drive. If you attach the bracket to the Aura SSD it will not fit properly in to your laptop....

Aura and Mercury SSDs: New Drive â?? Long Boot Times

Sometimes when you have installed a new SSD (including the OS) and attempt to boot from it, the boot sequence can take an unusually long time. This can happen when the default Startup Disk setting has not been updated. Go to Apple > System Preferences > S...

Aura and Mercury SSDs: Windows Firmware Updater Not Recognized

The Windows-based firmware updater for OWC SSDs requires that the SATA controller be set to AHCI. If it is set to IDE (Legacy) or RAID, the firmware updater will not be able to see the drive. This setting can be changed in the computer's BIOS, under Integ...

Hard Drives & SSDs: Newly Installed Drive Not Available

Before you can install Mac OS X onto your newly installed drive (or Migrate data to it), make sure the drive is partitioned and formatted properly. Open the Disk Utility and follow these steps: 1. Select the disk in the sidebar at left then click the Pa...

Hard Drives & SSDs: Compatibility - 12.5 mm Drive Height

Generally, you can use 2.5" HDDs or SSDs with a 12.5mm form factor inside any "unibody" MacBook or MacBook Pro that DOES NOT HAVE a Retina Display. Retina display models typically use proprietary blade-style SSDs and consequently do not have a traditional...

Professional Data Recovery Options (DriveSavers)

If you have already contacted Technical Support [http://eshop.macsales.com/Service/contact/] and are still having trouble accessing information on a drive(s) purchased from OWC, you may want to consider working with one of our professional data recovery p...

Mac: Reconnecting the Airport Antenna (Mac Mini)

After installing an SSD or a memory upgrade into an Intel Mac Mini, it can be difficult to remember exactly how to reconnect the airport antenna. The best solution is to the detailed installation video for your specific Mac Mini model - they are listed be...

OWC Custom Drive Icons

If you would like to use one of our custom icons with your drive(s), please use the page linked below. It contains large thumbnails depicting all the icons, as well as instructions for how to add the icons to your drive's on-screen appearance. http://es...

Mac: Disk Utility Secure Erase

If you need to securely erase a hard drive or SSD, you can use the OS X / macOS Disk Utility to perform this task. * Open the Disk Utility. * Using the Sidebar, select the volume you wish to erase. * Click the Erase tab. * Choose a drive format ...

Mercury SSDs (SandForce): Power Draw

The power draw for our SSDs can vary slightly depending upon the specific type of flash media used. The power draw for Mercury 6G SSDs* are as follows: Read: ~ 3000mW (3.0W) Maximum draw Write: ~ 4500mW (4.5W) Maximum draw Idle: Less than 1000mW (1.0W)...

Mac OS: Migrating Data to a New Drive

There are several ways to move data between OS X system drives; which method is best for you depends on your hardware and system version, and on whether the drives are functioning normally. If you haven't experienced any problems with your original drive ...

Aura for 2013 Mac Pro: High Fan Speeds

PROBLEM After installing the Aura for 2013 Mac Pro, the fan spins up to maximum RPM and the drive will not mount. SOLUTION * _Power the Mac Pro off and disconnect the power cable and all peripheral cables._ * _Remove the outer case._ * _Uns...

Hard Drives & SSDs: OWC Formatting Guides

If you need tips on how to format a drive you purchased from Macsales.com, using different versions of the OS X Disk Utility or built-in PC utilities, please see the links below for detailed steps. OWC Drive Guide http://eshop.macsales.com/Customized_Pa...

Mercury Accelsior E2: Mac Boot Limitations

APPLICABLE PART NUMBERS: OWCSSDPHWE2R960, OWCSSDPHWE2R480, OWCSSDPHWE2R240, OWCSSDPHWE2R120   * The Accelsior E2 is not compatible with Boot Camp.  To use Windows on a Mac with the Mercury Accelsior E2, you must first boot to a Windows installer and...

Mercury Accelsior E2: Performance Requirements

  APPLICABLE PART NUMBERS: OWCSSDPHWE2R960, OWCSSDPHWE2R480, OWCSSDPHWE2R240, OWCSSDPHWE2R120   PC Requirements: A PCIe 2.0 slot with four, eight, or 16 lanes (sometimes referred to as x4, x8, or x16) is required for maximum performance. Using a P...

Mercury Accelsior E2: Multiple Card Requirements

APPLICABLE PART NUMBERS: OWCSSDPHWE2R960, OWCSSDPHWE2R480, OWCSSDPHWE2R240, OWCSSDPHWE2R120   The use of two or more Accelsior E2 SSDs in a Mac Pro requires OS X 10.6.8 or later....

OWC Dual Boot Enabler

RELEVANT PART NUMBERS: OWCSSDAB2MB02 OWCSSDAB2MB05 OWCSSDAB2MB10  OWCSSDA13MP1.0 OWCSSDA13MP2.0 OWCSSDA13MP4.0  OWCSSDPHWE2R120 OWCSSDPHWE2R240 OWCSSDPHWE2R480 OWCSSDPHWE2R960   The OWC DUAL BOOT ENABLER FOR APPLE BOOT CAMP allows the SSDs liste...

Data Doubler: 2009-2011 iMac Install Tips

If you have one of the iMacs listed below, and you are replacing the optical drive with an Data Doubler and a 2.5" SATA drive, note that there is a thermal sensor about the size of a dime which is attached to the optical drive. It can be removed, then att...

Envoy Pro (PCIe): Apple Stock Drive Compatibility

Last Updated: 10/23/18   (NOTICE: currently images for this article are unavailable, but the information can be followed as described to make a determination on your drive type. We apologize for the inconvenience as we attempt to resolve this issue. Pl...

Mercury Accelsior E2: Driver Installation Locations

For Mac OS X 10.6.8–10.8.5, the Accelsior E2 driver is installed in the location below: /SYSTEM/LIBRARY/EXTENSIONS/ACCELSIOR.KEXT   For Mac OS X 10.9.0 and later, the Accelsior E2 driver is installed in a new location, shown below. /LIBRARY/EXTENS...

OWC Enclosures, Drive Docks, & SSDs: FileVault and BitLocker Support (2017)

As of April 2017, all current OWC storage enclosures, storage docks, and SSDs tested as compatible with Apple FileVault and Windows BitLocker. Tests were run on a variety of host hardware and operating systems including Windows 8.1 Pro, Windows 10 Pro, Ma...

Qx2 (All): Accelsior E2 Incompatibility

Please note the OWC Mercury Elite Pro Qx2 [https://www.owcdigital.com/products/mercury-elite-pro-qx2] is not compatible with the eSATA ports on the Mercury Accelsior E2 [https://www.owcdigital.com/products/mercury-accelsior-e2] series of SSDs.   ALTER...

Aura Pro X SSDs: 10.13 Requirement

RELEVANT PART NUMBERS: OWCS3DAPB4MB02 OWCS3DAPB4MB05 OWCS3DAPB4MB10 OWCS3DAPB4MB20   OPERATING SYSTEM AND HOST REQUIREMENTS * Please note that the Aura Pro X series of SSDs not only require the use of macOS 10.13 High Sierra (or later) as the in...

Aura SSDs: Firmware Update (beta)

IMPORTANT: * This firmware update process is beta status. Please be aware that no firmware update process is 100% without risk, and that it is important to follow the instructions as they are presented here. If you have questions please contact our awa...

Mercury Accelsior Pro Q: 10.13 Driver Warning

RELEVANT PART NUMBERS: * OWCSSDPHWQ480 * OWCSSDPHWQT1.0 * OWCSSDPHWQT2.0   Occasionally, customers running macOS 10.13 High Sierra may encounter an issue with the Mercury Accelsior Pro Q, where the drive does not appear to mount but is shown in...

ThunderBay 4: Incompatible 2.5 inch SSDs

Please note that all ThunderBay 4 with Thunderbolt 3 units purchased prior to October 29, 2018, are incompatible with the SSD models shown below. Some legacy OWC SSD products may also be incompatible. This issue does not impact the ThunderBay 4 with Thund...

OWC ThunderBlade: macOS 10.13 Booting

RELEVANT PART NUMBERS: * OWCTB3TBV4T1.0 * OWCTB3TBV4T2.0 * OWCTB3TBV4T4.0 * OWCTB3TBV4T8.0   Please note that it is not possible to use the ThunderBlade as a macOS 10.13.x boot volume when in its default configuration of a RAID 0. In order to...

Mercury SSDs (Electra 6G): Synthetic Benchmark Performance

RELEVANT PART NUMBERS: * OWCSSD7E6G060 * OWCSSD7E6G120 * OWCS3D7E6G250 * OWCS3D7E6G500 * OWCS3D7E6GT1.0 * OWCSSD7E6G02S   Occasionally, customers will ask us why they see noticeable drops in write performance when running a data-intensive...

OWC Thunderblade: Thermal Recommendations

Please note that during demanding use-cases the Thunderblade enclosure will heat up. This is expected — the case is designed to act as a radiator, drawing heat away from the internal components. Because of this, we do not recommend stacking multiple Thund...

OWC SSDs: SLC Mode Background

OVERVIEW Please note that starting in 2017, many OWC SSDs include a feature known as "SLC Cache Mode." THESE DRIVES DO NOT CONTAIN SLC FLASH MODULES. Rather, they contain either MLC or TLC flash modules as well as a flash controller capable of providing ...

OWC Thunderblade: Thermal Notes

Last Updated: June 1, 2018   * If you have more than one ThunderBlade as part of your workflow, do not stack them during use. This can interfere with their ability to dissipate heat, which can lead to unexpected behaviors. * For the same reason, d...

Aura for 2013 Mac Pro: 10.13.4 and Later Install Issue

Last Updated June 27, 2018   RELEVANT PART NUMBERS: * OWCSSDA13MP1.0(K) * OWCSSDA13MP2.0(K) * OWCSSDA13MP4.0(K)   Please note that currently, it is not possible to install macOS 10.13.4 or later onto a new Aura for Mac Pro, using the standa...

OWC Express 4M2: Drive Compatibility

OVERVIEW The Express 4M2 enclosure only works with NVMe (PCIe 3.0) SSDs. SATA M.2 drives will not function if installed. Note that you cannot distinguish an NVMe M.2 drive from a SATA-based drive just by looking at the M.2 connector key. Both types of...

Aura Pro X2 SSDs: Boot Camp Compatibility

Please note that the Aura Pro X2 SSD is not compatible with Boot Camp when installed in any of the following Mac hosts: * MacBookPro11,1 * MacBookAir6,1 * MacBookAir6,2 * iMac15,1 (Late 2014) * iMac18,2 * iMac18,3 * iMac19,1 * iMac19,2 ...

Aura N SSDs: Boot Camp Compatibility

Please note that the Aura Pro N SSD is not compatible with Boot Camp when installed in any of the following Mac hosts: * MacBookPro11,1 * MacBookAir6,1 * MacBookAir6,2 ...

Aura Pro X2, Aura N SSDs: Boot Times

RELEVANT PART NUMBERS: * OWCS3DAPT4MB02 * OWCS3DAPT4MB05 * OWCS3DAPT4MB10 * OWCS3DAPT4MB20 * OWCS3DAB2MB02 * OWCS3DAB2MB05 * OWCS3DAB2MB10 * OWCS3DAB2MB20 Please note that if you are using the Aura Pro X2 or the Aura N SSD WITH A 2013-2...