Hello I am new here, tried to use Xampp

After bad experience to train with Xampp. Some oen sugest here, so now
I am having issues to update and themer importer, with apache and php xampp must change timeout and here how can I fix it?

Installation failed: Download failed. cURL error 28: Operation timed out after 300000 milliseconds with 1293992 out of 6006220 bytes received
this error appear