R and RStudio are two different programs that work together. R is the programming language and RStudio is this is a front end program that lets you write R code, view plots, etc. Each program must be downloaded separately.
5. Select the language you would like to use during the installation. Then click OK.
6. Click Next.
7. Select where you would like R to be installed. It will default to your Program Files on your C Drive. Click Next.
8. You can then choose which installation you would like.
9. (Optional) If your computer is a 64-bit, you can choose the 64-bit User Installation. Then click Next.
10. Then specify if you want to customized your startup or just use the defaults. Then click Next.
11. Then you can choose the folder that you want R to be saved within or the default if the R folder that was created. Once you have finished, click Next.
You can also choose if you do not want a Start Menu folder at the bottom.