[help]Rpi5+Retropie(emulation station) I need full size runcommand and loading screen

[retro777]

dear all retropie user
I have Rpi5, installed retropie.

btw I have trouble now
game screen and video slideshow are all ok.
runcomm,,game splash screen is smaller than it.

how do i change this size??(need full screen)

boot/firmware/cmdline.txt
hdmi_force_edid_audio=1 vc4.force_hotplug=3 video=HDMI-A-1:1920x1080@60D console=serial0,115200 console=tty1 root=PARTUUID=6c36ce25-3d

if more infomation need for help, plase tell me... help!

<other infomation>
nearday, my big trouble on sound(hdmi), I change pipewire to pulseaudio
hdmi sound all no problem now. my rpi's default is pulseaudio.

[retro777]

@retro777
one things, retropie startup screen, thats full screen.
but bootup and few second, screen is smaller than past.
and then, Emulation station boot-up complete, appear full screen.
some strange this...

any idea or tips have it?

maybe this problems assosiate with display setting. but i dont know how to fix it.

I uploaded screenshot with this problems more.

[retro777]

anyone no idea?
i wait for answer