On September 17, 2024, Broadcom released ESXi 8.0 Update 3b (Build 24280767) in this video we will show you HOW TO Upgrade offline a VMware vSphere Hypervisor ESXi 8.0U3 to ESXi 8.0U3b using a depot file. You would use a depot file, when your ESXi host server does not have direct access to the internet.
The depot file is available from here
https://support.broadcom.com/web/ecx/solutiondetails?patchId=5514
To find the profiles in the depot file you use the following command
esxcli software sources profile list -d /vmfs/volumes/datastore1/d
epot.zip