Which common CLI command isused to install Cisco NX-OS Software?

Theinstall allcommand is the standard method used to install or upgrade Cisco NX-OS software on Nexus switches. This command streamlines the installation process by automating tasks such as verifying the software image, checking for compatibility, and managing the installation of optional packages or SMUs (Software Maintenance Upgrades). It ensures a comprehensive and efficient upgrade process, minimizing the potential for errors.​Cisco

In contrast:​

copy tftp: running-configis used to copy configuration files, not software images.

install kickstartis an outdated command from earlier NX-OS versions.

boot systemsets the boot variable but does not handle the full installation process.​