maybe it helps to assign 512mb or more to graphics on an pi4.
tis is easyly done in raspi-config or "pi configuration" in preferences.
but be shure to set it back on booting an pi3. could also be done later in /boot/config.txt.
happy summer
holger
tis is easyly done in raspi-config or "pi configuration" in preferences.
but be shure to set it back on booting an pi3. could also be done later in /boot/config.txt.
happy summer
holger