With the release of VCF 5.2.1 I wanted to get my lab upgraded. The release blog can be found here and the release notes are here

Please note that some of the components within the VCF will still need additional upgrading. Please read the release notes for additional details.

We can start by going to Inventory -> Workload Domains -> Select the domain -> Updates -> Plan Upgrade. Select VMware Cloud Foundation 5.2.1.0 -> Confirm

Upgrade summary shows target versions for SDDC Manager, ESXi, NSX, vCenter, and vRealize Suite Lifecycle Manager.

After we wait a couple of minutes we can click on Download Now to download the new update bundle.

The screenshot shows a step in upgrading VMware Cloud Foundation, with an option to download the 5.2.1 update bundle.

If you do not see the newest releases go to Administration -> Online Depot and add a VMware Customer Connect account that has access to perform downloads.

The next step is to upgrade VCF by going to Inventory -> Workload Domains -> Select the workload domain -> Updates -> Update Now

UI shows upgrade details for VCF 5.2.1, including version, bundles, and update options.

Next we are taken to the Upgrade page where we can follow the upgrade for each one of the components

Upgrading VCF 5.x to 5.2.1 in progress.

Once the upgrade is complete we can click Finish to be returned back to the main screen

Update applied successfully; click Finish to return to main screen.

Because we are changing the SDDC-Manager versions I would strongly recommend to clear cache and log back in before going forward.

Next step is to upgrade NSX-T installation to NSX-T 4.2.1.0. The release notes can be found here.

We can also download it directly from the workload domain by going to Inventory -> Workload Domains -> Select the domain -> Updates -> Download now

Upgrading VCF 5.x to 5.2.1 in progress, 1/4 steps done.

Once the download is complete we can proceed with updating the NSX components by clicking on the Configure Update button.

Upgrading VCF 5.x to 5.2.1: Configure Update button visible for NSX Data Center 4.2.1.0.

Click next

NSX precheck step in upgrade wizard.

Make the proper selection and click next

Configure Update: NSX Edge Clusters step shows upgrade options for clusters.

Make the proper selection and click next

Select host clusters for upgrade, choose mgmt-cluster-01, then click NEXT.

Make the proper selection and click next

Configure upgrade options for NSX Edge and host clusters, choose maintenance or in-place mode.

Review the options and click on Run Precheck

Configure Update Wizard Review step shows NSX upgrade options and status.

Once the Precheck is completed, we can click on Schedule update.

The image shows a VMware Software Update precheck interface with upgrade elements and a completed cluster check.

Click Next

Review page for upgrading NSX Edge and Host Clusters in VCF 5.x, showing options and settings.

Schedule the upgrade and click Finish

Upgrade wizard step showing “Schedule Update” with options to “Upgrade Now” or “Schedule Update.

Once the upgrade has started, a few minutes later we can click on view status in order to see the upgrade steps

Upgrade status shows NSX host clusters across workload domains.

We can view the details of the upgrade

The image shows the VMware NSX Data Center 4.2.1.0 update status, with updates queued and in progress.

Once the upgrade is complete we can proceed with the vCenter Upgrade. VCF 5.2.1 comes with vCenter Server 8.0 Update 3c. The release notes can be found here. We can go to Inventory -> Workload Domains -> Select the workload domain -> Updates -> Under Available updates click on Download now.

The image shows a VMware Cloud Foundation update page with a scheduled download option for vCenter Server 8.0 Update 3c.

Once the download is complete we can click on Configure Update

The image shows a VMware Cloud Foundation update progress page with a “Configure Update” button.

As we can see we now have 2 options. Reduced downtime which will install a target center and the migrate the data to it or an in place upgrade. Review the upgrade information and click Next.

Upgrade Mechanism step shows 2 options: Reduced Downtime and Regular Upgrade. Select one and click Next.

Confirm that we have a backup

Backup step in VCF upgrade wizard confirms backup status.

Provide a temporary network and click Next

Configure temporary network settings for VCF upgrade, then click Next.

Schedule the upgrade options and click Next

Configure update wizard step showing scheduling options for upgrade.

Review the upgrade selections and click Finish

Review upgrade settings for VCF 5.x to 5.2.1; click Finish to proceed.

We can follow the status of the upgrade by clicking on the view status tab

The image shows the “Updates” tab in VCF 5.2.1, displaying a successful bundle update and an in-progress upgrade.

Here we can see the different components that are getting upgraded

Upgrading vCenter Server as part of VCF 5.2.1 update.

Once the upgrade is complete we are taken back to the previous page where we can see that the ESXi servers are next. The release notes for ESXi Update 3b can be found here. Click on Download Now.

Upgrading VCF 5.x to 5.2.1, ESXi 8.0 Update 3b download available.

Once the download is complete we can configure the upgrade options by clicking configure upgrade

Upgrading VCF 5.x to 5.2.1: Configure update options available.

We get presented with the upgrade instructions. Click Next

The image shows the “Introduction” step of the VCF upgrade wizard, detailing the cluster precheck process.

Select a cluster with images and click Next

Selecting “mgmt-cluster-01” for upgrade in VCF 5.x to 5.2.1.

Assign an image and click next

The image shows the “Assign Images” step in a VCF upgrade wizard, confirming image assignment to a cluster.

We can also enable sequential cluster upgrade, quick boot and the ability to evacuate offline VMs part of the maintenance. Click Next

Upgrade Options screen for VCF 5.x to 5.2.1 upgrade, showing options to enable sequential upgrade, quick boot, and evacuate offline VMs.

Review the updates and click Run precheck

Review page showing cluster details for upgrade, including ESXi version and image.

Once the precheck is completed we can click on schedule update. The first screen gives us a review. We ca continue by clicking Next.

Review screen shows cluster details and upgrade options for VCF 5.x update.

Make the proper selection and click Next

The “Schedule Update” step in a wizard shows maintenance window options and a warning about hardware compatibility issues.

And with that we are finished with the workload domain. We can follow the same steps for the other domains

Upgrading VCF 5.x to VCF 5.2.1 in progress, showing update steps and progress bar.

If applicable apply any configuration updates

Configuration updates for ESXi hosts drift are available in VCF 5.2.1 upgrade.

Don’t forget to clean up the download bundles by following the steps from my other blog here