Where do you put the language button on a website?
So, which is more effective? Placing your language button in the bottom right of your webpage means it falls into the terminal area of an individual's vision which is essentially where they're most likely to rest their eyes and engage with the language button.
How do you use language switcher?
Choose Your Language Switcher. There are three options for adding a language switcher to your site: Shortcode – You can add the shortcode [language-switcher] to display a language switcher on any page or widget. Menu item – Go to Appearance → Menus to add languages to your navigation.