Useful Tips

Does R automatically update packages?

Does R automatically update packages?

As far as I know, there are no automatic updates for R, RStudio and packages. And as updates are quite frequent, it is quite a hassle to check every few weeks (or even days) if there are new versions available.

How do I update R without losing my packages?

Upgrade R Without Losing Your Packages

  1. Before you upgrade, build a temp file with all of your old packages.
  2. Install the new version of R and let it do it’s thing.
  3. Once you’ve got the new version up and running, reload the saved packages and re-install them from CRAN.

Should I update R?

While there is no requirement to regularly update your installation of R and RStudio, occasionally updating your software ensures that you have all of latest functionality and resources. The R Project Team and the Foundation for Open Access Statistics [developers of RStudio] regularly update these applications.

How do I install the latest R package?

Installing the CRAN packages with the menu

  1. In RStudio go to Tools → Install Packages and in the Install from option select Repository (CRAN) and then specify the packages you want.
  2. In classic R IDE go to Packages → Install package(s) , select a mirror and install the package.

How do I know what version of R?

To find out your current version, open R and it will be shown in the console. If you are using RStudio you can check you R version by clicking on Tools>Global Options… yep my current version is now R-3.3. 1.

How do I know if R needs to be updated?

Updating RStudio is easy, just go to Help > Check for Updates to install newer version.

How do I update my R version?

A GUI interface to updating R on Windows

  1. Step 1: load installr.
  2. Step 2: pick “update R” from the new “installr” menu.
  3. Step 3: installr will check and detect that there is a new version of R for you – click “OK”

How do I downgrade my version of R?

You can select different versions of R by selecting it from the drop down list at the top of the browser window. The drop down menu will allow you to select the version of R you want to use. When you switch versions, the system will ask if you want to save your workspace before restarting your session.