If you are on Linux, the official client is often lacking. The GitHub community provides wrappers and alternative GUIs.
To give you a concrete sense of how these tools work, let's walk through a typical setup and download process using the powerful BaiduPCS-Go on a Linux server. baidu downloader github
A: Baidu Downloader is licensed under the MIT License, which allows for commercial use. If you are on Linux, the official client is often lacking