1. Click Home.
2. Click the Update Manager icon.
3. Under the Configuration tab, click Patch Download Schedule.

1. Click Home.
2. Click Scheduled Tasks.
3. Click VMware vCenter Update Manager Update Download.

• To manually run this task, right-click the task and click Run.
• When running the task, you see Download Patch Definitions task in the Recent Tasks.
• If the Download Patch Definitions task fails, ensure Update Manager can reach vmware.com. For more information, see VMware Update Manager network port requirements (1004543).

1. Click Home > Hosts and Clusters.
2. Highlight the ESX host you want to update and click the Update Manager tab.
3. Click Attach. Select Critical Host Patches and Non-Critical Host Patches baselines and click Attach.
   
   Note: To create custom baselines click Home > Update Manager > Baselines and Groups > Create.

• Scan progress is shown by the Scan Entity task in the Recent Tasks.
• The host scan does not affect running virtual machines.
• If the scan fails, ensure that the ports between Update Manager and the ESX host are open. For more information, see VMware Update Manager network port requirements (1004543).
• When the scan is complete you see the number of patches missing on the ESX host. If no patches are missing, you see Compliant.

1. Power off all virtual machines or vMotion them to a different ESX host.
2. Place the ESX host into maintenance mode. Right-click on the ESX host, select Enter Maintenance Mode, and click Yes.
3. Right-click on the ESX host and select Remediate > Critical Host Patches and Non-Critical Host Patches baselines and click Next.
4. Select which updates or patches to install, click Next >Next > Finish.

VMware Skyline Health Diagnostics for vSphere - FAQ

In vSphere 5.5, the vSphere Web Client allows you to:

• Attach baselines to objects in the inventory
• Initiate a scan of an object in the inventory

To initiate a scan in the inventory:

1. In the vSphere Web Client object navigator, select an ESX/ESXi host or a host folder.
2. Click the Monitor tab.
3. Click Update Manager.
4. Click Scan and select the types of updates to scan for. You can choose to scan for Patches and Extensions or Upgrades.
5. Click OK.