安装 Kubuntu 22 后，我的 Windows 和 grub 都丢失了。这是我的 efibootmgr 条目：
$ sudo efibootmgr -v
BootCurrent: 0006
Timeout: 1 seconds
BootOrder: 0001,0000,0005,0006,0003
Boot0000* ubuntu HD(2,GPT,ee4399dd-6bae-4e75-bb43-632819673924,0x1e9000,0x1e9000)/File(\EFI\UBUNTU\SHIMX64.EFI)
Boot0001* ubuntu HD(2,GPT,ee4399dd-6bae-4e75-bb43-632819673924,0x1e9000,0x1e9000)/File(\EFI\ubuntu\shimx64.efi)
Boot0003 Hard Drive BBS(HD,,0x0)AMGOAMNO........o.H.i.t.a.c.h.i. .H.D.P.7.2.5.0.2.5.G.L.A.3.8.0....................A...........................>..Gd-.;.A..MQ..L. . . . . . .E.G.2.K.4.6.T.R.M.1.4.J.A.6......AMBOAMNO........o.T.O.S.H.I.B.A. .D.T.0.1.A.C.A.0.5.0....................A...........................>..Gd-.;.A..MQ..L. . . . . . . . . . .1. .2.5.B.M.8.8.S.B......AMBOAMNO........o.H.S.-.S.S.D.-.C.1.0.0. .1.2.0.G....................A...........................>..Gd-.;.A..MQ..L.0.3.1.0.8.8.0.6.3.2. .0. . . . . . . . ......AMBOAMNO........o.W.D.C. .W.D.1.0.E.Z.E.X.-.0.8.W.N.4.A.0....................A...........................>..Gd-.;.A..MQ..L. . . . .W. .-.D.C.W.6.C.0.Y.E.V.X.8.C.5......AMBO
Boot0005 ubuntu HD(2,GPT,ee4399dd-6bae-4e75-bb43-632819673924,0x1e9000,0x1e9000)/File(\EFI\UBUNTU\GRUBX64.EFI)
Boot0006 UEFI OS HD(2,GPT,ee4399dd-6bae-4e75-bb43-632819673924,0x1e9000,0x1e9000)/File(\EFI\BOOT\BOOTX64.EFI)
我将GRUB_DISABLE_OS_PROBER参数添加到 grub 配置中，并sudo update-grub按照文章中的建议运行。这是我的输出：
Sourcing file `/etc/default/grub'
Sourcing file `/etc/default/grub.d/init-select.cfg'
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-5.15.0-46-generic
Found initrd image: /boot/initrd.img-5.15.0-46-generic
Found linux image: /boot/vmlinuz-5.15.0-43-generic
Found initrd image: /boot/initrd.img-5.15.0-43-generic
Memtest86+ needs a 16-bit boot, that is not available on EFI, exiting
Warning: os-prober will be executed to detect other bootable partitions.
Its output will be used to detect bootable binaries on them and create new boot entries.
Adding boot menu entry for UEFI Firmware Settings ...
done