Modifying firmware is an advanced task. Errors can result in the virtual machine failing to boot or triggering "Unrecoverable Error" messages.
Update: Adding a driver to a UEFI firmware · Issue #40 - GitHub
A popular utility used to modify Phoenix-based BIOS and EFI images. VMware EFI Mod Kit [Updated 09-2021].7z
Adding Software Licensing Description Tables (SLIC) to the virtual firmware. This allows a virtual machine to appear as an OEM device (e.g., Dell, HP) to the guest operating system, facilitating the use of OEM-specific product keys for Windows activation.
Always verify the source of such kits, as third-party firmware tools are often hosted on enthusiast forums like MyDigitalLife and may carry risks if not from a trusted community member. Modifying firmware is an advanced task
Modifying internal strings like the "Manufacturer" or "Product Model" within the EFI.rom file.
Once the ROM is modified, you must manually point your VM to it by adding efi64.filename = "modified_efi.rom" to the .vmx configuration file. Adding Software Licensing Description Tables (SLIC) to the
This kit is specific to EFI/UEFI boot modes. For older "Legacy BIOS" VMs, users typically modify the BIOS.440.ROM instead.