Magento 2 module to save UTF-8 characheters allowing categories and products UTF-8 URL keys and convert url Vietnamese characheters to English characheters example: url-có-ký-tự-đặc-biệt to url-co-ky-tu-dac-biet
Install this module within Magento 2 using composer:
composer require magiccart/magento2-unicode-url
After this, enable the module as usual:
bin/magento module:enable SR_UnicodeUrl
bin/magento setup:upgrade
bin/magento cache:clean