Recently I was upgrading my environment and also it required update from NSX-T 2.5 to 3.0. In this article we will run through it.
First we have to upload the Upgrade bundle:
Then we have to run pre-checks. And fix the required part (in this case we had to additional storage space)
After everything is fixed we can start the upgrade process:
After all is done we will see the following picture:
I hope that this IT-Note was helpful for you.