UEFI has added a BGRT table (Boot Graphics Resource Table) in ACPI 5.0 (ACPI and UEFI).
As a UEFI column, the reason is of course in the UEFI firmware.
If we can replace the manufacturer's logo with our favorite picture, will everything be solved? Let us first think about a question, why different manufacturers' logos can replace Windows windows in their own computers: Dell's notebook is Dell's logo, and ASUS's notebook is ASUS's logo? Be aware that Microsoft will not launch different OSs for different vendors.