Admittedly, I'm not a heavy user presets. But I haven't heard of that one. I haven't seen that one as part of the "Lightroom" presets. Where did you learn about it, and what is it supposed to do? Have you done a web search to see if you can find it?
Added later: I did a web search, and this is what I was able to find:
It may not be selected in the Presets panel. Switch to the Develop module and in left side Presets panel click on the + icon and then on 'Manage Presets.' Select the Classic B&W Toned check box and any others you would like to use. Many of them are very useful and I have ALL of them checked. Enjoy!