by Mohammad Rizki Pratama.
root mean mysite/1.mp3 right? cause i try same thing on another site (oldserver) and it works
old server 
i think i'm installing with softaculus then replace the file(moodledata, web & database)......
so, should i reinstall it manually?
I sincerely apologize for the multitude of inquiries I have made due to my inexperience with this type of migration process. I am immensely grateful for your patience and assistance.