On the back of the V2, there is a jumper block (usually labeled S0, S1, S2, MO, etc.).
The most common failure point is a poorly formatted USB drive. Here is the recipe for success: usb floppy emulator v2
The device looks like a standard 3.5-inch floppy drive from the front—complete with an LED display and push buttons. However, the back reveals a USB-A port instead of a data ribbon cable connector (aside from the standard 34-pin floppy interface). On the back of the V2, there is
Plug the 34-pin ribbon cable into the V2. Note: The red stripe on the cable is Pin 1. Ensure Pin 1 on the V2 aligns with the red stripe. Plug the power cable into the V2's 4-pin berg connector. However, the back reveals a USB-A port instead
One of the biggest hurdles with old floppy systems was the limited file system. A vintage computer expects a disk to have a FAT12 or proprietary file system. The V2 handles this elegantly via "Folder navigation."