Right-click your computer desktop and choose "New Folder." Type a name for this folder. Click and drag each audio track you want on your playlist into the folder. Make sure you drag them in the order you want for the playlist.
Right-click the folder and then choose "Create Archive." A new window appears. Type a name for the new ZIP file you are creating. Click "OK." WinZip will create a .ZIP file to package all your audio tracks as one file.
Visit the MediaFire website at MediaFire.com. Log in to your MediaFire account. Click the "Upload Files" tab in the new page that appears.
Click the "Upload Files to MediaFire" button. Navigate the browser window to select the ZIP file you just created. Click the "Open" button. MediaFire begins uploading the file to its server. MediaFire provides you with a URL link to your uploaded file once complete.