If no language attribute is specified on a page, the screen reader will assume that page is in the default language that the user chose when setting it up. if the language of the page is different from the default, the screen reader may not read the text on the page correctly.
Steps to add attribute:
Go to 'src/pages/_document.tsx'
#add this lang="en" or the language of apprender(): ReactElement {
return (
<Html lang="en" className='dark:bg-primary scroll-smooth'><Head>
...