Batter is safe at first
If the batter is safe at first on any play other than a walk press A. The Safe at first dialog box will appear. Select how the batter reached first by clicking the appropriate button or by pressing the underlined letter or number for the button.
If there are runners on base then the Advance Runners dialog box will appear. Select where each runner ended up after the play was over then press Enter.
If you selected one of the runners to be out running the bases then the Putout, Assist & Error dialog box will appear. Enter any putouts or assists then press Enter.