To add a single submission:
Navigate to the submission list.
Click on the ‘submission options’ icon.
In the appearing drop-down menu select: ‘Add to round’ or 'Add to collection'.
To add several submissions at once:
Navigate to the submission list
Select the submissions you want to add by checking the boxes.
Use the ‘bulk action’ dropdown
Click on on ‘Add to collection’ or 'Add to round'