This article provides information about the compatibility of LaCie hardware and software with macOS 15 Sequoia 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 Products, which LaCie considers USB 3.0, USB 3.1 and/or Thunderbolt 2 or 3 capable, are listed in the following table. Older drives that are not listed in this table may work, but have not been tested.
| Product | Hardware |
| Rugged Family | Yes, Intel and Apple Silicon |
| d2 Family | Yes, Intel and Apple Silicon |
| big Family | Yes, Intel and see here for Apple Silicon |
| Portable Drives | Yes, Intel and Apple Silicon |
Compatibility with Apple Silicon Macs
| big | Data Access | RAID Management |
2big RAID 2big Dock
|
YES | YES Use Toolkit to manage RAID |
2big Dock Thunderbolt 3
|
YES | YES |
5big Thunderbolt 2 8big Thunderbolt 2
|
YES | YES Requires LRM v 2.9.4.x or later |
6big Thunderbolt 3
|
YES |
YES Requires LRM v 2.9.4.x or later
|
12big Thunderbolt 3 |
YES |
YES Requires LRM v 2.9.4.x or later IMPORTANT: It is strongly recommended to avoid RAID rebuilds on Apple Silicon Mac computers with 12big Thunderbolt 3. See here for additional details. |
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Software
Certain applications require an update for proper functionality with macOS 15 Sequoia. 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 15 Sequoia:
| Software | Version | Requirements |
2.9.4.x or later |
IMPORTANT! 6big and 12big Thunderbolt 3, 5big and 8big Thunderbolt 2, please download and install LRM v 2.9.4.x or late Intel based Macs: Enabling Security Settings may be required. See instructions here. |
|
| Toolkit | 2.24.x | Enabling Security Settings may be required if using the security feature. See instructions here. Apple silicon Macs need to change security settings for Seagate Secure - How to change security settings |
LaCie Desktop Manager |
3.2.0 |
No, the software was not updated for Sequoia. Last supported operating system was macOS 10.14 (Mojave) |
LaCie Private-Public** |
1.9.5 |
No, the software was not updated for Sequoia. Last supported operating system was macOS 10.13 (High Sierra) |
Network Assistant* |
1.2.1 |
No, the software was not updated for Sequoia. Last supported operating system was macOS 10.13 (High Sierra) |
Intego Backup Assistant |
2.17 |
Enabling Security Settings may be required. See instructions here. |
Intego Backup Manager Pro |
2.17 |
Enabling Security Settings may be required. See instructions here. |
**Indicates that the software is 32-bit and will not work in macOS 15 Sequoia.
If during the software installation you received an alert message “System Extension Blocked”, please click here.
