Download OVF Tool
https://developer.broadcom.com/tools/open-virtualization-format-ovf-tool/latest
"C:\Program Files\VMware\VMware OVF Tool\ovftool.exe" ova-template-name.ova newova-template-name.ova "C:\Program Files\VMware\VMware OVF Tool\ovftool.exe" ovf-template-name.ovf new-ovf-template-name.ovf