Once you have the ISO file (usually named something like VMware-VMvisor-Installer-6.5.0-XXXXXX.x86_64.iso ), follow these steps:
During this window, all features are unlocked. Once the evaluation expires, you will no longer be able to power on VMs or change configurations unless a license key is applied. Many enthusiasts use this version in "Home Labs" for short-term learning and testing. System Requirements for ESXi 6.5 vmware esxi 6.5 download iso free
Use a tool like Rufus to "burn" the ISO onto a USB flash drive. Once you have the ISO file (usually named