Since the acquisition of VMware by Broadcom, the portal structure has changed. To access legacy binaries, you typically need an active support contract or a registered account.
ESXi 5.5 was available in a free "Hypervisor" edition and paid "Enterprise" editions. vmware esxi 5.5 iso download
VMware ESXi 5.5 is an older version of VMware's bare-metal hypervisor, released in 2013. While newer versions are available, ESXi 5.5 was notable for its time, offering core virtualization capabilities for servers. However, it has since reached its End of Life (EOL) , meaning VMware no longer provides support, updates, or security patches. Since the acquisition of VMware by Broadcom, the
If you manage to secure the ISO, the installation process generally follows these steps: VMware ESXi 5.5 Image | Driver Details | Dell US VMware ESXi 5
This means:
Avoid downloading ISOs from unofficial file-sharing sites (like Mega or MediaFire), as these can be tampered with. Always verify the SHA1/MD5 checksum against official documentation if you find a mirror.