How to print all score sheets for an event at once

Once logged into your tournament, use the 3-line menu to select the "Live Console" tab:

Once in the Live Console, find the event you wish to print all scoresheets for under the Waiting or Running tabs.  Select the print icon next to the options button to print all scoresheets:

For Round Robin brackets, select the "Print ALL un-played matches that have both teams."  For Double and Single Elimination brackets this will only print the first-round matchups since the other rounds are still pending on player advancement.