Resize the window :
Availability: in window mode.
Result: modify the software window size.
Activation:
By clicking on the left icon
of the title bar, by selecting Size in the contextual menu, then select
the a window border (the cursor turns to a double arrow) and drag it to
the desired size.
By clicking
on the window border (the cursor turns to a double arrow) and drag it
until you get the desired size.