GOG Galaxy has released an update which adds the ability to pause and resume downloads.
To pause all downloads, access the Download section and click the "Pause All" button.
The update also includes bug fixes and improvements, such as a faster and less resource intensive UI.
GOG Galaxy is an application that allows you to be able to combine multiple libraries into one and connect with your friends across all gaming platforms, ...
GOG Galaxy - PC Guide
GOG Galaxy has released its first major update since launch, which adds a handy rollback function, friends search, and the ability to pause and resume downloads. The update also includes bug fixes and improvements, such as a faster and less resource intensive UI, and is currently available to those opted in to preview updates. Microsoft is gearing up to have Apple TV and Apple Music available for download on its Microsoft Store, with Apple TV and Apple Music being the next applications available for download on the Microsoft Store.
GOG Galaxy Adds Rollback, Download Pausing | Digital Trends
GOG is best known by gamers for GOG.COM – the digital store with hand-picked selection ... you are using the GOG Galaxy client you can pause the downloads ...
How To Pause Gog Galaxy Download