Re: Fatal error: Maximum execution time of 30 seconds exceeded in D:\xampp\htdocs\aula\lib\moodlelib.php on line 8377

Also, please realise that Xampp has a limited usefulness, so your better bet is to dump it altogether and develop your own Apacheserver, PHP and MySQL web portal - works on a standalone or P-2-P, with a static IP. Much better outcome actually.