If you have a United Nations Document Symbol, the easiest way to download a document is to add the symbol after the following url:http://undocs.org/.
However, in some cases the document will not download. You might want to double check if the document is available by searching the Official Document System (ODS) using its classic interface or the Digital Library.
Sometimes, you will find that your desired document is not available. Generally, this is because the document is older and has not been scanned.
Consult the following section of the UN Documentation Research Guide: