I am thinking about writing my thesis with rmarkdown and latex. I\'m getting the hang of how it all works, however, when I try to add a figure (not an R plot) to the text and re
Please see the documentation of R Markdown for PDF output, and in particular, look for fig_caption. Figure captions are turned off by default in R Markdown, and you have to turn them on (fig_caption: true). You can also find this setting from the gear button on the toolbar of RStudio IDE.