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Update upgrade.md 

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datacenter/ucp/3.0/guides/admin/install/upgrade.md
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@ -19,11 +19,11 @@ in each node of the swarm to version 17.06 Enterprise Edition. Plan for the
upgrade to take place outside of business hours, to ensure there's minimal
impact to your users.
Also, don't make changes to UCP configurations while you're upgrading it.
Don't make changes to UCP configurations while you're upgrading.
This can lead to misconfigurations that are difficult to troubleshoot.
> Note: If you are upgrading a cluster to UCP 3.0.2 or higher on Microsoft
> Azure then please ensure all of the Azure [prequisities](install-on-azure.md/#azure-prerequisites)
> Azure then please ensure all of the Azure [prerequisities](install-on-azure.md/#azure-prerequisites)
> are met.
## Back up your swarm
@ -52,7 +52,7 @@ Starting with the manager nodes, and then worker nodes:
2. Upgrade the Docker Engine to version 17.06 or higher.
3. Make sure the node is healthy.
In your browser, navigate to the **Nodes** page in the UCP web UI,
In your browser, navigate to the **Nodes** page in the UCP web interface,
and check that the node is healthy and is part of the swarm.
> Swarm mode
@ -62,9 +62,9 @@ Starting with the manager nodes, and then worker nodes:
## Upgrade UCP
You can upgrade UCP from the web UI or the CLI.
You can upgrade UCP from the web interface or the CLI.
### Use the UI to perform an upgrade
### Use the web interface to perform an upgrade
When an upgrade is available for a UCP installation, a banner appears.
@ -80,13 +80,13 @@ Select a version to upgrade to using the **Available UCP Versions** dropdown,
then click to upgrade.
Before the upgrade happens, a confirmation dialog along with important
information regarding swarm and UI availability is displayed.
information regarding swarm and interface availability is displayed.
![](../../images/upgrade-ucp-3.png){: .with-border}
During the upgrade, the UI is unavailable, so wait until the upgrade is complete
before trying to use the UI. When the upgrade completes, a notification alerts
you that a newer version of the UI is available, and you can see the new UI
During the upgrade, the interface is unavailable, so wait until the upgrade is complete
before trying to use the interface. When the upgrade completes, a notification alerts
you that a newer version of the interface is available, and you can see the new interface
after you refresh your browser.
### Use the CLI to perform an upgrade
@ -107,7 +107,7 @@ $ docker container run --rm -it \
This runs the upgrade command in interactive mode, so that you are prompted
for any necessary configuration values.
Once the upgrade finishes, navigate to the UCP web UI and make sure that
Once the upgrade finishes, navigate to the UCP web interface and make sure that
all the nodes managed by UCP are healthy.
## Recommended upgrade paths