I tried to use the following codes to insert logo in to my
beamer, but they dont work with LyX.
If you have a file called "institution-logo-filename.xxx", where xxx is a graphic format that can be processed by latex or pdflatex, resp., then you can add a logo by uncommenting the following:
I end up by using
How to change the size of the institutional logo on LyX/
beamer using above codes?