Installation problem. R-version?

[abalter]

Here is my error:

> install.packages("klippy")
Warning in install.packages :
  package ‘klippy’ is not available for this version of R

A version of this package for your version of R might be available elsewhere,
see the ideas at
https://cran.r-project.org/doc/manuals/r-patched/R-admin.html#Installing-packages
> remotes::install_github("rlesur/klippy")
Downloading GitHub repo rlesur/klippy@HEAD
   The system cannot find the path specified.
√  checking for file 'C:\Users\balter\AppData\Local\Temp\RtmpgHApgb\remotes34b42d29751d\RLesur-klippy-378c247/DESCRIPTION' ... 
-  preparing 'klippy':
√  checking DESCRIPTION meta-information ... 
-  checking for LF line-endings in source and make files and shell scripts
-  checking for empty or unneeded directories
-  building 'klippy_0.0.0.9500.tar.gz'
   
Error: Failed to install 'klippy' from GitHub:
  System command 'Rcmd.exe' failed, exit status: 1, stdout + stderr:
E> The system cannot find the path specified.
E> * checking for file 'C:\Users\balter\AppData\Local\Temp\RtmpgHApgb\remotes34b42d29751d\RLesur-klippy-378c247/DESCRIPTION' ... OK
E> * preparing 'klippy':
E> * checking DESCRIPTION meta-information ... OK
E> * checking for LF line-endings in source and make files and shell scripts
E> * checking for empty or unneeded directories
E> * building 'klippy_0.0.0.9500.tar.gz'
E> 
> R.version
               _                           
platform       x86_64-w64-mingw32          
arch           x86_64                      
os             mingw32                     
system         x86_64, mingw32             
status                                     
major          4                           
minor          0.5                         
year           2021                        
month          03                          
day            31                          
svn rev        80133                       
language       R                           
version.string R version 4.0.5 (2021-03-31)
nickname       Shake and Throw