Installing the NPU Driver, Firmware, and CANN

Once you download software, you agree to the terms and conditions of Huawei Enterprise End User License Agreement (EULA).

**Table 1** Software package list
Software	Package Name	How to Obtain
Ascend NPU driver	Ascend-hdk-xxx-npu-driver_{version}_linux-{arch}.run	Click here. In the Select Resource area on the left, filter the required software packages, confirm the version information, and download the software packages.
Ascend NPU firmware	Ascend-hdk-xxx-npu-firmware_{version}.run
CANN package	Ascend-cann-toolkit_{version}_linux-{arch}.run CANN 8.5.0 and later versions need to be installed with the CANN operator package.
CANN operator package	Ascend-cann-{chip_type}-ops_{version}_linux-{arch}.run For versions earlier than CANN 8.5.0, the package name is *Ascend-cann-kernels-{chip_type}_{version}_linux-{arch}.run*.

{version} indicates the package version.
{arch} indicates the CPU architecture.
{chip_type} indicates the processor type.
The Atlas A2 inference products require CANN 8.0.RC1 or later and Ascend HDK 24.1.RC1 or later.

Install the NPU driver and firmware by referring to "Installing the NPU Driver and Firmware" in CANN Software Installation Guide (Commercial Edition) or "Installing the NPU Driver and Firmware" in CANN Software Installation Guide (Community Edition).
Install CANN by referring to "Installing CANN" in CANN Software Installation Guide (commercial edition) or "Installing CANN" in CANN Software Installation Guide (community edition).
- When installing CANN, install its dependencies to ensure that Index SDK can be used properly.
- The user for installing CANN and Index SDK must be the same. A common user is recommended.

Parent topic: Dependency Installation