about title of GUI

I want to ask about the font size,

this is my code

subplot(2,2,1); 
imshow(vid1(:,:,:,frame1));
title('keyframe video');

the title size could set the bigger??

could you know how to do , please teach me. Thank you.

Answer 1

[Oleg Komarov]

You can control the size of the font with the property 'FontSize':

title('keyframe video','Fontsize',14);