Let's say you have 20 items.
You select row 10, hold down 'shift' and hit the 'up' button three times.
Instead of lines 7-10 being highlighted, only lines 7-8 highlighted.
Are you referring to the active scan queue table? If so, we’re aware of this UI quirk, which appears to be intermittent / hard to reproduce consistently. It’s in our backlog of minor UI issues to address.