How to display \r\n as new line in Notepad++

Solution 1:

Replace regexp \\r\\n with \n.

Solution 2:

You can do it in 2 steps

Press CTRL + H to open Replace window

1) First make sure that the Search Mode is in Normal mode. Then replace \r\n with some meaningless random word such as: abcdefg (which you're sure that is not within your text)

2) Then change the Search mode to Extended or Regular expression mode and replace this word with \n