I consulted http://www.rstudio.com/ide/docs/using/workspaces and tried the setwd code and clicking on More --> Set as working directory options. However, the ne
I faced the same problem. There are different way to changes you working directory in RStudio, some of them are, for example:
setwd("~/R/R Programming") #Note that ~ represents in a short way your document folder (or whatever folder you are using for) and what its before it.
setwd("C:\Users\Usuario\Documents\R\R Programming")
setwd("C:/Users/Usuario/Documents/R/R Programming")
I got the information from the following link (though there are another options you can find in the video, recommended): https://www.youtube.com/watch?v=x_QnNhQ3jfY