How to change the font size of a plot's title and axis labels and save it?

Question

Every time I save a plot picture as jpg or png, font size of title and axis label is changed back to default automatically. My code is like this:

figure
plot(x,          


        

Answer 1

Please try and use the following,

title(['\fontsize{16}black {\color{magenta}magenta '...
'\color[rgb]{0 .5 .5}teal \color{red}red} black again'])

It works for sure