Hello @manjover,
At first create the “languages” folder in the location, wp-content > themes > university-hub-pro .
Then please upload your created language files to the /wp-content/themes/university-hub-pro/languages folder.
Finally You can set the site language of your WordPress installation on Settings -> General. You can select your language at the bottom of the page:
Also, we would like to request you that please post your query in English language so that it would be easier for us to understand your query properly and help you further .
Hope this helps.
Best Regards!!