Certain .CSV files open as a long string of characters and cannot be easily read. The information below provides solutions

2.1: Solution 1
Open the .CSV file with Notepad. Create a new line on top and type: 'SEP=,' (without the '').
File -> Save as -> (select All Files) -> Name.CSV

2.2: Solution 2
Open Notepad++. Go to Plugins -> Plugins Admin... -> tick TextFX Character -> Install

Restart Notepad++.
Open the .CSV file in Notepad ++ -> select a comma (,) -> press Ctrl+C
Press Ctrl+A -> navigate as below:

This should be the result:
