This article provides information about the compatibility of LaCie hardware and software with macOS 26 Tahoe and compatibility with Intel and Apple Silicon (M1 and later) based Macs.
As with every new major operating system update or release, LaCie evaluates current products to determine their compatibility with the new operating system. Compatibility information for LaCie hardware and software is listed below.
Hardware
Current LaCie products feature a wide range of connection ports for use with modern computers and mobile devices. The list of LaCie devices in the table below provides guidance for hosts that feature the following ports: USB3.x, USB4, Thunderbolt 3, Thunderbolt 4 and Thunderbolt 5. See the respective product pages for specific port compatibility.
| Product | Mac |
| d2/big Family | Yes, Intel and Apple Silicon |
| Portable Drives | Yes, Intel and Apple Silicon |
RAID Management
| big | Data Access | RAID Management |
2big RAID 2big Dock | YES | YES Use Toolkit to manage RAID |
6big Thunderbolt 3 | YES | YES Requires LRM v 2.10.0.x or later |
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Software
Certain applications require an update for proper functionality with macOS 26 Tahoe. Detailed information about each software can be found in its respective support page.
The following table lists LaCie software applications and whether or not they're compatible with macOS 26 Tahoe:
| Software | Version |
| 2.10.0.x or later | |
| Toolkit | 2.34.x |
| Intego Backup Assistant | 2.20 |
| Intego Backup Manager Pro | 2.20 |
