Introduce cancel all button so user can cancel all updates at one shot.
if more updates were there it is difficult to cancel one by one.
Provide pause the download. user can resume later.
After selecting the updates show another confirmation screen in which order updates are downloading.
Introduce multithreaded downloads.
Integrate downloads in grid/list view in one screen, so user can see the downloads in one shot
provide more columns update list.(Example download url,if any other information availble)
sort on download column is not correct