Ffusb 4 In 13 Driver Portable [verified] Link
Instead, follow this safe workflow.
A Bluetooth and USB DAC that offers versatile connectivity and a user-friendly display for roughly $69. ffusb 4 in 13 driver portable
The keyword "Portable" indicates that the driver software is designed to be installed without a permanent setup—often via a .inf file or a small executable that does not require a system reboot. Instead, follow this safe workflow