/mnt/live/memory/images/090-save-
а дальше куда?
вывод xrandr можете показать?
Screen 0: minimum 320 x 200, current 1280 x 720, maximum 8192 x 8192
VGA-1 connected primary 1280x720+0+0 (normal left inverted right x axis y axis) 477mm x 268mm
1920x1080 60.00 +
1680x1050 59.95
1600x900 60.00
1280x1024 75.02 60.02
1440x900 59.89
1366x768 59.79
1280x800 59.81
1152x864 75.00
1280x720 60.00*
1024x768 75.03 70.07 60.00
832x624 74.55
800x600 72.19 75.00 60.32
640x480 75.00 72.81 66.67 59.94
720x400 70.08
DP-1 disconnected (normal left inverted right x axis y axis)
HDMI-1 disconnected (normal left inverted right x axis y axis)
HDMI-2 disconnected (normal left inverted right x axis y axis)