您距离很近.转到工具>扩展和更新.点击左侧菜单中的在线"标签.

You were fairly close. Go to Tools > Extensions and Updates. Click the Online tab in the left hand menu.

搜索SQLite并下载通用Windows平台的SQLite.

Search for SQLite and download SQLite for Universal Windows Platform.

现在，如上所示，返回扩展"窗口，并勾选通用Windows平台的SQLite.确保您勾选了"Visual C ++ 2015运行时"，同样需要.

Now go back to the Extensions window, as you showed above, and tick the SQLite for Universal Windows Platform. Ensure you keep the Visual C++ 2015 Runtime ticked, you need this as well.