The Realtek Audio Control is designed to provide users with options to control playback and recording devices. Thus, Realtek created a Store app version of Realtek Audio Control as a solution to this particular issue.
Windows usually installs drivers for Realtek devices automatically, but it might happen that Realtek Audio Control, Realtek Audio Console or the Realtek Audio Manager is missing from a PC. They are manufacturers of audio, Bluetooth, PCIe controllers, and many more.
One of the popular hardware producers out there is Realtek, with various pieces of hardware built into various computers or laptops.