---
title: "9.0.0 to 9.0.1 Upgrade Procedure"
canonical: "https://docs.infoblox.com/space/niosupgrade/1321074975/9.0.0%20to%209.0.1%20Upgrade%20Procedure"
format: markdown
---
To upgrade NIOS, perform the following steps:

1. [Download the new upgrade software](https://infoblox-docs.atlassian.net/wiki/spaces/niosupgrade/pages/1320387318).
2. [Upload the upgrade software to the Grid Master](https://infoblox-docs.atlassian.net/wiki/spaces/niosupgrade/pages/1320420129).
3. [Distribute the software upgrade files](https://infoblox-docs.atlassian.net/wiki/spaces/niosupgrade/pages/1320387248).
4. [Test the upgrade](https://infoblox-docs.atlassian.net/wiki/spaces/niosupgrade/pages/1320420082).
5. [Perform the actual upgrade](https://infoblox-docs.atlassian.net/wiki/spaces/niosupgrade/pages/1320420051).