One of the limitations that’s always tangible no matter where you are hosting is the limitation of memory. Even though you might be hosting your project with a reputable host that gave you oodles of disk space and unlimited of everything, memory remains a scarce commodity.
When you experience difficulty with uploading sound files it will be because of the fact that you do not have enough available memory to process the files
usually the error will look something like the one below:
Fatal error: Out of memory (allocated 32505856) (tried to allocate 4096 bytes) in /homepages/8/d151455252/htdocs/Moshtour/wordpress/wp-includes/media.php on line 345
The first port of call when you receive a memory like this is to make contact with your host and ask them if they can tweak your memory from their side.
After that you can locate and open the wp-config.php file and add the following lines:
Memory management is and remain one of the most difficult commodities in hosting today,