ATTO Software Downloads

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.

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:
Celerity

Product Family:
Celerity 8Gb

Operating System:
macOS

Title
Celerity 8Gb Fibre Channel MultiPath Director Driver macOS

FileAction
macos_kext_celerity8_3370f1-mp.dmg — 3.37MP — Updated on 2024-07-09
Celerity 8Gb macOS MultiPath Director Driver PRN — Updated on 2024-07-09
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 14 Sonoma, macOS 13 Ventura, macOS 12 Monterey & macOS 11 Big Sur.

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.
Celerity 8Gb Fibre Channel Flash Bundle macOS

FileAction
osx_fls_celerity8_180406.dmg — 180406 — Updated on 2018-04-06
Celerity 8Gb Fibre Channel Flash Bundle PRN — Updated on 2018-04-06
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.
Celerity 8Gb Fibre Channel Driver macOS

FileAction
macos_kext_celerity8_3370f1.dmg — 3.37 — Updated on 2024-07-09
Celerity 8Gb macOS Device Driver PRN — Updated on 2024-06-24
macOS device driver for 8Gb Celerity Fibre Channel Host Bus Adapters.

Supports the following macOS Versions: macOS 14 Sonoma, macOS 13 Ventura, macOS 12 Monterey & macOS 11 Big Sur.

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.
ATTO ConfigTool macOS

FileAction
ATTO ConfigTool Software — 4.41 — Updated on 2024-06-07
ATTO ConfigTool macOS PRN — 4.41 — Updated on 2024-07-17
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.