Toshiba M300 - Manual (Page 179)

User’s Manual B-7
Display Controller and Modes
Display settings
1. You cannot move from the [Settings] tab of [Display Properties] to the
multi-monitor when you are using the display of the computer and an
external CRT display or a TV at the same time.
*The [Settings] tab is displayed in the following steps;
1) Open [Control Panel], click [Appearance and Themes].
2) Click [display].
3) Select [Settings] tab.
Display Properties (1)
■ The way to move to multi-monitor
1) Press [Ctrl] + [Alt] + [F12] keys to make.
[Intel(R) 82852/82855 GM/GME Graphics Controller Prope...]
displayed.
2) Click in the left of [Devices] tab, then select [Extended Desktop].