The download manager is used to facilitate your efforts to download files of various formats and volumes from the Internet on your computer. Nobody likes when, for reasons beyond your control, the download is interrupted, and there is no possibility of downloading. Or you need to download not immediately, but at the end of surfing, when you will no longer be actively using the World Wide Web. Finally, you simply are not happy with the download speed in the browser. There can be many reasons. Here small, but very useful programs - download managers come to the rescue. You just need to try them and the process of downloading files will be much more convenient.
For example, you can try Free Download Manager (FDM) or Internet Download Manager (IDM) - nice tools with very convenient interfaces, good speed, integrability with all browsers, resuming downloads, multi-threading, settings for download speed limits, and many other attractive points that help you download files, torrents, audio, and video without any problems. The programs are available for macOS as well.