You can add special characters on a PC or Mac computer by using keyboard shortcuts or accessing a pop-up window.

You can type a degree symbol with your keyboard using key combinations on a computer or numerical keyboard menus on a phone ...

Character Map allows users to insert special characters into their documents. It contains many different special characters. You can copy the required special character from the Character Map and ...

Facebook doesn't have options for entering special characters in the chat application, a friend's Wall or in a comment box, so you have to use alternate methods if you wish to use a symbol, such as ...