Upgrade the vSAN Witness Appliance [blog.ganser.com]
I’m using vSAN within my Homelab. In this post I explain the update (replacement) of the vSAN Witness Appliance. An update is a replacement in fact. You power up a new Witness Appliance, configures it, disable the Stretched Cluster and reconfigure this one with the new Witness.
VMware Social Media Advocacy