You can deactivate support for non-ASCII characters for virtual machine files and directory names by using two methods, depending on the ESXi version.
By default, ESXi supports the use of non-ASCII characters for virtual machine file and directory names.
If you need to deactivate support for non-ASCII characters, for ESXi 7.0 Update 2 and later, see VMware knowledge base articles 82227 and 93720.
Prior to ESXi 7.0 Update 2, you can deactivate this support by modifying the /etc/vmware/hostd/config.xml file with the following steps: