You must restart your computer for the new virtual devices to appear in your sound settings. Why use C and D instead of just one?
Yes, but you should avoid them. Cracks for VB-Cable often contain registry corruption, malware, or driver signing errors that cause the infamous "Code 52" (Windows cannot verify the digital signature) , forcing you to disable Secure Boot. vb-cable c d free download
If you cannot afford the €4 donation or cannot solve the driver conflict, here are free alternatives: You must restart your computer for the new
VB-Audio also makes (Virtual Mixer).