Brief: you can use the loading servers to report any not working link, so the technical support can solve it.
To notify, press the button (Report broken link) that appears beneath the download button.
After pressing the reporting button, the technical support will the notification to handle it.
After pressing (Broken Link) a list of links will show up.
Press the icon (Edit) beside the required content, to enter to the content page to delete reporting or edit the broken link.
Press (Submit) and the notification will be deleted.