On Cambridge Dictionary web site under British English tab, there is examples on "paper" word. on of these examples use "papers" word.
"paper" in British English: thin, flat material made from crushed wood or cloth, used for writing, printing, or drawing on.
Example: He rifled through the papers on the desk, but couldn't find the photographs.
Do we use papers (as flat material, not as newspapers) in British English?
When we say: give me the paper. what does this mean in British English? one or more than one?