Jeez, I had to search because this is baffling to me but alas, there it is:
> Gigabyte's UEFI firmware leverages WPBT to drop an executable—specifically GigabyteUpdateService.exe—into the Windows %SystemRoot%\system32\ directory during the early stages of the boot process. This executable automatically connects to the internet to download and install Gigabyte's auto-update application, often referred to as the "APP Center".
> Gigabyte's UEFI firmware leverages WPBT to drop an executable—specifically GigabyteUpdateService.exe—into the Windows %SystemRoot%\system32\ directory during the early stages of the boot process. This executable automatically connects to the internet to download and install Gigabyte's auto-update application, often referred to as the "APP Center".