Thomas Schmitt, on mar. 20 juin 2017 23:01:26 +0200, wrote: > If i only knew what Vladimir meant with "disable double buffering > and try again" to diagnose the menu graphics problem. > Maybe the X extension about double frame buffering: > https://www.x.org/releases/X11R7.7/doc/libXext/dbelib.html I rather guess the double-buffering support in grub. Samuel