You can upgrade your ESXI server in different ways, this guide is based on using an ISO
- Check the VMware Compatibility Guide – System Search for Requirements to BIOS versions, firmware ETC.
- Check you are eligible, to upgrade your license at: License Management | VMware Customer Connect to ESXI 8.0
- Upgrade BIOS / Firmware if needed (or do it anyways, now you have the chance)
- Download the ESXI 8.0 custom image from your Server vendors homepage(recommended), or download the 8.0 ISO from VMware,
Mount the ISO at the ESXI server, and boot to the ISO;
The ESXi 8.0 boot begins, booting into the installer
ESXi 8.0 installer welcome screen, Press Enter
Press F11 to accept the EULA
Select the destination for the upgrade. and press Enter
The installer will search for previously installed version of ESXi
The installer now have detect we have a previously installed version of ESXi. It will prompt us to upgrade your existing installation. choose Upgrade and press Enter
The installer will search for info about our current installation
Press F11 to confirm and start the upgrade
The upgrade to ESXi 8.0 begins.
The upgrade process completes successfully. The installer ask us to remove installation media and then press Enter to reboot.
The ESXi is now upgraded to 8.0 (build version was upgraded after, forgot to take a picture before)
Remember to check if there is any updates to your new ESXI after upgrading.
Upgrade your ESXI license
Remember to upgrade your license to 8.0 at License Management | VMware Customer Connect