这会引起问题吗？
Memtest86+ needs a 16-bit boot, that is not available on EFI, exiting
Warning: os-prober will not be executed to detect other bootable partitions.
Systems on them will not be added to the GRUB boot configuration.
Check GRUB_DISABLE_OS_PROBER documentation entry.
Adding boot menu entry for UEFI Firmware Settings ...
done
答案1
打开终端（CTRL+ALT+T）然后输入...
sudo nano /etc/default/grub
然后添加这一行：
GRUB_DISABLE_OS_PROBER=false
到 grub 配置。然后在终端运行...
sudo update-grub
然后重新启动。