Trouble uploading from FileZilla (ftp)

I’m the right way

  • Host:
  • username : account
  • password: my API Key
  • port: 21
    With quick connect and got status successful
    then i drug my ZIP file (file size 2.91 GB) then upload/transfer finished
    then i got status disconnected from server.

I really need help in this situation. I want to upload my work for review
Thank you very much