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

You can use your computer's keyboard to quickly enter currency signs, foreign accents, trademarks and other symbols your business uses frequently. To access these symbols, you must use Windows' ...

But if you frequently type special characters, a more-convenient option is Characters ( Mac App Store link). Whenever you need to “type” a special character, you just click Characters’s systemwide ...

Google’s ChromeOS is improving the ability to type special characters, with support for symbols and more now available in the emoji picker. Added in recent stable ChromeOS updates, the emoji picker ...

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