Its again the task for VMware admins to make their hands dirty with updating your vSphere 5.5. This post going to explain the procedure to upgrade the ESXi 5.5 host to ESXi 5.5 update 1. Once ESXi host is back after the reboot, verify the ESXi version after upgrade to ESXi 5.5 update 1. Build version for the ESXi 5.5 update 1 is. VMware ESXi (VMkernel Release Build 1623387) Thats it. Before upgrading to ESXi 5.5 update 1, verify the build version of our ESXi host. which is. VMware ESXi (VMKernel Release Build 1331820) You can verify the build version of ESXi 5.5 from the command line using the below command: vmware -v Execute the below. We are done with the upgrade to ESXi 5.5 to ESXi 5.5 update 1. I hope this is informative for you. Thanks for reading!. Be social and share it in social media, if you feel worth sharing it. All informations are based on VMware documentation. Some informations or versions are not consistent. VMware announced the update for vSphere 5.5 which is vSphere 5.5 update 1. This update includes most of the vCloud Suite products, including VMware Virtual SAN (VSAN ). It is time to upgrade your vSphere 5.5 to vSphere 5.5 update 1 to utilize the new features. VMware ESXi 6.0 Update 1 ESXi 6.0 Update ESXi. ESXi 6.0b ESXi ESXi 6.0 Express Patch ESXi ESXi 6.0 Express Patch VMware ESXi 6.0 ESXi 6.0 GA vSphere ESXi 5.5 Name Version Release Build ESXi ESXi ESXi ESXi 5.5 Express Patch ESXi ESXi 5.5 Express. Last Update: September 16, 2016 If you miss any Build, please drop me a message. vSphere ESXi 6.0 vSphere ESXi 5.5 vSphere ESXi 5.1 vSphere ESXi 5.0 vSphere ESXi 4.1 vSphere ESXi 4.0 ESXi 3.5. VMware ESX History Diagram Download PDF Version JSON Format (NEW!) vSphere. Zip. Once ESXi 5.5 update 1 is installed on the ESXi host, You can see the message. The update completed successfully, but the system needs to be rebooted for the changes to be effective. Reboot the ESXi host. VSphere ESXi 4.0 Name Version Release Build ESXi Patch ESXi Patch ESXi Patch ESXi Patch ESXi Patch ESXi Patch ESXi Patch ESXi Patch VMware ESXi 4.0 Update 4 U ESXi Patch VMware ESXi 4.0 Update 3 U ESXi Patch ESXi Patch ESXi Patch ESXi Patch. The following listings are a comprehensive collection of the flagship hypervisor product by VMware. All bold versions are downloadable releases. All patches have been named by their release names. Please note that the ESXi hypervisor was first available with version 3.5.