The docu of TotalMix FX Remote tells clearly the purpose of TotalMix FX Remote.
TotalMix FX runs on the PC where the recording interface is connected to.
TotalMix FX you can use on another PC to access TM FX via network.
TotalMix FX Remote is not intended to run on the local machine where the recording interface is connected to.
If you look at the product page of your recording interface, there you see a driver .. for PCs and for MACs.
Driver installation includes TM FX installation, you do not need more than to look in your recording interfaces manual, the 1st chapter deal with very basic stuff what you need to install on a PC and on a Mac.
X10SRi-F, Win10 Pro 1909, Cubase, UFX+, Octamic XTC, ADI-2 Pro FS BE/R BE, RayDAT, ARC USB