The following are current versions of ATTO drivers and software.
Click here for archived ATTO drivers and software. Drivers and software for discontinued ATTO products are here.
If a driver or software package does not appear on this list, it may still be available by contacting ATTO Tech Support.
Select an ATTO Product plus a Product Family to begin:
- Celerity 32/64Gb Gen 7 HBAs
- Celerity 16/32Gb Gen 6 HBAs
- Celerity 8Gb HBAs
- XstreamCORE 7550
- XstreamCORE 7600
- XstreamCORE 8100T
- XstreamCORE 8200
- XstreamCORE 8200T
- FastFrame 1 10Gb NIC
- FastFrame 3 10/25/40/50/100GbE NIC
- FastFrame 4 10/25/40/50/100GbE NIC
- ThunderLink FC 3162, FC 3322 Adapters
- ThunderLink NS 3252, N3 3102, N3 3102T Adapters
- ThunderLink SH 3128 Adapters
- ExpressSAS 12Gb GT HBAs
- ExpressSAS 24Gb HBAs
- ExpressNVM S4FF, S48F Switch Adapters
- Software Applications
The current sort appears below. SEARCH the sorted file listing using the search box (when each sort filter is set to “all”, all files are searched).
ATTO Product:
All
Product Family:
All
Operating System:
macOS
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ATTO ConfigTool macOS
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The ATTO ConfigTool offers a graphical user interface to easily monitor and manage ATTO host bus adapter settings for specialized applications. It can be used to view the drivers and flash files currently in use, easily update the firmware, collect diagnostic logs and configure adapter settings. ATTO ConfigTool requires a supported ATTO Product. The HBA drivers and firmware are not included with the utility. |
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ATTO Disk Benchmark macOS
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As the industry's leading provider of high-performance storage & network connectivity products, ATTO has created a widely-accepted Disk Benchmark for macOS to help measure storage system performance. As one of the top tools in the industry Disk Benchmark identifies performance in hard drives, solid state drives and storage systems. Use the tool that top drive manufacturers use to build and test drives to tune your storage system for optimal performance. | Download | ||||||||
ATTO Ethernet Suite macOS
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ATTO 360 Networking is an all-purpose tool for Ethernet network optimization featuring performance tuning, monitoring, and diagnostic tools that deliver the best-performing and most efficient storage networks. Installing ATTO Ethernet Suite includes the relevant macOS device driver, ATTO 360 Networking utility, ATTOview exporters and the Fan Control application. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. |
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ATTOview macOS
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Accessed via web browser. See included ReadMe for more information. Note: exporters must first be installed on the system to be monitored, and then added to the Prometheus configuration on the system where ATTOview is installed. The exporter is bundled with the adapter driver installer. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. |
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Celerity 16/32/64Gb Fibre Channel Driver macOS
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macOS device driver for 16/32/64Gb Celerity Fibre Channel Host Bus Adapters. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
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Celerity 16/32/64Gb Fibre Channel Flash Bundle macOS
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macOS flash bundle for Celerity 16/32/64Gb Fibre Channel adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: Celerity FC-161P, Celerity FC- 162P, Celerity FC-164P, Celerity FC-321E, Celerity FC-321E, Celerity FC-324E, Celerity FC-321P, Celerity FC- 322P, Celerity FC-324P, Celerity FC-641E and Celerity FC- 642E. |
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Celerity 16/32/64Gb Fibre Channel MultiPath Director Driver macOS
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ATTO MultiPath Director is a proprietary driver that enables macOS hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
Download | ||||||||
Celerity 8Gb Fibre Channel Driver macOS
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macOS device driver for 8Gb Celerity Fibre Channel Host Bus Adapters. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
Download | ||||||||
Celerity 8Gb Fibre Channel Flash Bundle macOS
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macOS flash bundle for Celerity 8Gb Fibre Channel adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: Celerity FC-81EN, Celerity FC-82EN and Celerity FC-84EN. |
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Celerity 8Gb Fibre Channel Multi-Path Director Driver macOS
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ATTO MultiPath Director is a proprietary driver that enables macOS hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
Download | ||||||||
ExpressSAS 12Gb GT Driver macOS
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macOS device driver for ExpressSAS 12Gb GT Host Bus Adapters. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
Download | ||||||||
ExpressSAS 12Gb GT Flash Bundle macOS
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macOS flash bundle for ExpressSAS 12Gb GT adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H1280GT, ExpressSAS H1208GT, ExpressSAS, H1244GT, ExpressSAS H12F0GT & ExpressSAS H120FGT. |
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ExpressSAS 24Gb Driver macOS
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macOS device driver for ExpressSAS 24Gb Host Bus Adapters. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
Download | ||||||||
ExpressSAS 24Gb Flash Bundle macOS
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macOS flash bundle for ExpressSAS 24Gb adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: ExpressSAS H24F0, ExpressSAS H240F & ExpressSAS H240N. |
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FastFrame 1 10GbE SmartNIC macOS Driver
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macOS device driver for FastFrame 1 10GbE SmartNICs. Supported Products can be found in the ReadMe file included with driver. Supports the following macOS Versions: macOS 14 Sonoma, macOS 13 Ventura, macOS 12 Monterey, macOS 11 Big Sur, macOS 10.15 Catalina, macOS 10.14 Mojave, macOS 10.13 High Sierra & macOS 10.12 Sierra. Note: When installing an ATTO driver on macOS, you may get a pop-up message warning: "this is a system extension that will be incompatible with a future version of macOS. There is no need to be concerned. ATTO currently uses high-performance Kernel Extension Drivers. At some point Apple intends to deprecate support for kexts and only support dext drivers. At that time ATTO will update all drivers to dext. All current ATTO host adapters and Thunderbolt devices will natively support the new dext drivers. In the meantime, we will continue to provide the highest-performing drivers possible. |
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FastFrame 3 10/25GbE SmartNIC Flash Bundle macOS
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macOS flash bundle 32.1010 for FastFrame 3 25GbE & 10GbE SmartNICs. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: FFRM-N322, TLNS-3252, TLN3-3102 & TLN3-3102T. |
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FastFrame 3 100GbE SmartNIC Flash Bundle macOS
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macOS flash bundle 35.3006 for FastFrame 3 100GbE SmartNICs. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: FFRM-N311, FFRM-N312. |
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FastFrame 3 50GbE SmartNIC Flash Bundle macOS
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macOS flash bundle 31.1014 for FastFrame 3 50GbE SmartNICs. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: FFRM-N352 & FFRM-N351. |
Download | ||||||||
FastFrame 4 10/25/40/50/100GbE SmartNIC Flash Bundle macOS
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macOS flash bundle for FastFrame 4 100GbE SmartNICs. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: FFRM-N412. |
Download | ||||||||
ThunderLink FC 3162, FC 3322 Driver macOS
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macOS device driver for ThunderLink FC 3162 & FC 3322 Fibre Channel Adapters. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers or kexts (also known as System Extensions) to provide the highest-performing drivers possible. |
Download | ||||||||
ThunderLink FC 3162, FC 3322 Flash Bundle macOS
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macOS flash bundle for ThunderLink FC 3162 & FC 3322 Fibre Channel Adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: TLFC-3162, TLFC-3322. |
Download | ||||||||
ThunderLink FC 3162, FC 3322 MultiPath Director Driver macOS
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ATTO MultiPath Director is a proprietary driver that enables macOS hosts to connect to storage systems that support ALUA for failover, failback and load balancing across Fibre Channel ports. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers or kexts (also known as System Extensions) to provide the highest-performing drivers possible. |
Download | ||||||||
ThunderLink NS 3252, N3 3102, N3 3102T Flash Bundle macOS
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macOS flash bundle 32.1010 for ThunderLink NS 3252, N3 3102 & N3 3102T adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: FFRM-N322, TLNS-3252, TLN3-3102 & TLN3-3102T. |
Download | ||||||||
ThunderLink SH 3128 Driver macOS
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macOS device driver for ThunderLink SH 3128 SAS/SATA Adapters. Supports the following macOS Versions: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. In macOS 11, Apple introduced User-Approved Kernel Extension Loading. For additional information on this update, please visit here. When installing an ATTO driver on macOS, you may get a pop-up message warning stating that “this is a system extension that will be incompatible with a future version of macOS.” There is no need to be concerned. ATTO currently uses Kernel Extension Drivers to provide the highest-performing drivers possible. |
Download | ||||||||
ThunderLink SH 3128 Flash Bundle macOS
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macOS flash bundle for ThunderLink SH 3128 SAS/SATA Adapters. Instructions on how to flash can be found in the ReadMe downloaded with the flash bundle file. Supported Products: TLSH-3128. |
Download | ||||||||
XstreamCORE 7550 Firmware
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The latest firmware for XstreamCORE 7550 Bridge. Instructions on how to flash the latest firmware your bridge can be found in the Installation & Operations Manual. |
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XstreamCORE 7600 Firmware
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The latest firmware for XstreamCORE 7600 Bridge. Instructions on how to flash the latest firmware your bridge can be found in the Installation & Operations Manual. |
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XstreamCORE 8100T Firmware
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The latest firmware for XstreamCORE 8100T Bridge. Instructions on how to flash the latest firmware your bridge can be found in Section 6 (page 24) of the Installation & Operations Manual: https://www.atto.com/wp-content/uploads/WebCollateral/manuals/XstreamCORE-ET-8100T-Product-Installation-and-Operations-Manual-1.pdf Getting Started Guide for assisting first time users with setting up and configuring your bridge: https://www.atto.com/wp-content/uploads/WebCollateral/manuals/XstreamCORE-ET-8100T-Getting-Started-Guide.pdf |
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XstreamCORE 8200 Firmware
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Please contact ATTO Customer Support at +1 (716) 691-1999 or via our web site at https://www.atto.com/about/contact-atto/ to obtain the latest instructions and firmware for your XtreamCORE Intelligent Bridge. | Download | ||||||||
XstreamCORE 8200T Firmware
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Please contact ATTO Customer Support at +1 (716) 691-1999 or via our web site at https://www.atto.com/about/contact-atto/ to obtain the latest instructions and firmware for your XtreamCORE Intelligent Bridge. | Download | ||||||||
Xtend SAN™ iSCSI Initiator for macOS
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Version 6 of ATTO Xtend SAN iSCSI Initiator for Mac. Click Here for the Xtend SAN iSCSI Initiator Installation & Operations Manual. This software supports: macOS 15 Sequoia, macOS 14 Sonoma, macOS 13 Ventura, macOS 12 Monterey & macOS 11 Big Sur. Note: Minor revision upgrades of Xtend SAN (i.e. 6.x to 6.y) are provided free of charge to users. Major version upgrades (i.e. 5.x to 6.x) require purchase if prior version was purchased more than 90 days previous. |
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Xtend SAN™ iSCSI Initiator for macOS
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Version 7 of ATTO Xtend SAN iSCSI Initiator for Mac. Click Here for the Xtend SAN iSCSI Initiator Installation & Operations Manual. Click Here for a step by step guide on YouTube to assist with the installation/authorization process of Xtend SAN. This software supports: macOS 15 Sequoia, macOS 14 Sonoma & macOS 13 Ventura. Note: Minor revision upgrades of Xtend SAN (i.e. 7.x to 7.y) are provided free of charge to users. Major version upgrades (i.e. 6.x to 7.x) require purchase if prior version was purchased more than 90 days previous. |
Download |