You may click on the pop-up to make it disappear. Furthermore a notification message pops up reporting the completion of each individual export. A bar at the bottom of the left hand panel displays the progress of the export job.
See changelog for base supported, white balance presets, as well as noise profiles How to install Darktable 2.2.5 on Ubuntu 17.04, Ubuntu 16.10 and Ubuntu 16. To start exporting images, you can click the export selected menu on the right panel of the lighttable mode. Press this button to start a background job to export all selected images.
Before we proceed on how to install darktable on ubuntu, lets take a quick look at its features. A virtual lighttable and darkroom for photographers. Darktable 2.2.5 recently released is the fifth bugfix release for the v2.2 series of v2.2.5. Darktable as we know is an open source photography workflow application and RAW developer.