How To Annotate PDF Online?
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How could I add annotations and highlights in PDF files in an Xfce desktop environment?
I'd suggest two choices. Xubuntu or Manjaro XFCE. If you want to have the stability of Ubuntu backing you up, choose Xubuntu. (Credit. SoftCatala ) If you want to have everything bleeding-edge, and still have relative stability, choose Manjaro XFCE. (Credit. SoftPedia )
Annotate PDF: All You Need to Know
If you don't care about the stability and aren't planning to spend much time using it, go with Ubuntu. When you do finally figure out a good distro for use, you probably won't need to go back with any significant changes. (Credit.