How do you make you desmume recording horizontal?

To make your DeSmuME recording horizontal, you can adjust the display settings within the emulator. Go to the "View" menu and select "Rotate Screen" to change the orientation. Alternatively, you can modify the recording settings in your screen capture software to ensure the output is recorded in a horizontal format. Lastly, check the settings of your video editing software, if applicable, to ensure the final output is correctly oriented.