When you set the currency in WooCommerce Settings to United Arab Emirates Dirham it looks like this :
While it is correct to use د.إ which stands for Emirati Dirham as the currency sign, it is not commonly used in websites that are in English where AED is used instead. So we need to change the currency sign from د.إ to AED.
Luckily WooCommerce has filters that allows us to override the default values for currency symbol. Pasting this code in your theme’s functions.php ( It is recommended to use a child theme always for customisations ) will change the currency symbol of UAE Dirham to AED :