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Update : For Mac users, solution 3 is too painful and not working well for me. The new R version appear right after I install R and restart RStudio The new R version will be loaded automatically. The first method is to download a new version of R from R website > CRAN. 3 Solutions to update R on RStudio Solution 1) Manually install (Recommended if you don't care about the old packages) Note that we need to move the install R packages, which I will show how at the end. Here are 3 ways you can update R version in RStudio. So it is required extra procedures to move the packages. After you install the new version, the previously installed packages will not go to next version. RStudio and R cannot update on their own because some packages may not work after switching to the new version (You can still downgrade R version in RStudio if something went wrong though). So I explore some ways to update R and would like to share with someone who is also looking to update R on RStudio. Today I just noticed I cannot install new R packages because of my old R version. I installed RStudio and R a year ago, and never update it since then. This path becomes ~/Library/R/3.5/library.When was the last time you update your R and RStudio? The %v isĪutomatically expanded to the major and minor version of R, so with R 3.5.1 You can also alternatively set R_LIBS_USER to a different path but make sure The directory may not already exist, so one option is just to create thisĭirectory ( fs::dir_create(Sys.getenv("R_LIBS_USER"))). ~/R/win-library/x.y on Windows and ~/Library/R/x.y/library on macOS) but R_LIBS_USER is actually set by default to this scheme, (to Make sure the package library is specific to the minor version of R. Re-install R if needed without touching your CRAN packages.

Packages separate from the rest of your packages. I suggest you keep the packages R comes with (base and recommended)

While it may work some (even most) of the time, R-core does not guarantee compatibility between these versions and things could break (even break silently). You may see some suggestions that you can just copy your packages even when the ‘minor’ version changes.