How to disable automatic correct spelling in WhatsApp web?

Can you spot anything funny in the following figure?

whatsappweb

[ Click for enlarge ]

Sometime the web browser will set the ‘correct spelling’ automatically when you type in english. If you write in Bahasa, then this function start changing your text into the most correct word in english.

How to disable the automatic correct spelling? It depends on the web browser that you are using. For Safari on MacOS, simply follow this figure.

unknown

Edit the setting.