The announcement page has the instructions how to update the firmware of the DGX2 to version
nvfw-dgx2_23.3.1_230306 here: DGX-2 System Firmware Update Container Release Notes :: DGX Systems Documentation
Also, the download page lists this container as available:
However, after clicking the download button, I’m redirected to an error page about a missing announcement: https://enterprise-support.nvidia.com/s/announcement/a4z8Z000000IiW0/detail
How can I download the update package?