[ theme – PR news ] disabling infinite scrolling

hello guys i am currently using this theme https://www.ads-software.com/themes/pr-news/
it has infinite scrolling enabled for post scrolling. i want normal pagination like 12345 and disable the infinite scroll completely .

as far i got to know i need to remove some bunch of codes in functions.php . but i am not sure which particular code need to be removed . anyone help please.

thanks.