i cant import file in R please help me i am new to R language

[Deinyefa0]

View(GSE152418_p20047_Study1_RawCounts)
data <- read.delim('~/Desktop/demo/WGCNA/GSE152418_p20047_Study1_RawCounts.txt', header = T)
Error in file(file, "rt") : cannot open the connection
In addition: Warning message:
In file(file, "rt") :
cannot open file '/Users/deneez/Desktop/demo/WGCNA/GSE152418_p20047_Study1_RawCounts.txt': No such file or directory

[Deinyefa0]

setwd("/Desktop/demo/WGCNA")
Error in setwd("/Desktop/demo/WGCNA") : cannot change working directory

[junli1988]

Are you on an administer account in your computer? I wouldn't put the data on the desktop or a system disk, since RStudio may run into access issues