Загрузка данных

sudo tee /mnt/oldgrub/grub/grub.cfg > /dev/null <<'EOF'
set timeout=5
set default=0

menuentry "Ubuntu 26.04 LTS" {
    search --no-floppy --fs-uuid --set=root fccb6e14-8932-407f-8b10-10852391390c
    linux /boot/vmlinuz root=UUID=fccb6e14-8932-407f-8b10-10852391390c rw quiet splash
    initrd /boot/initrd.img
}

menuentry "Windows Boot Manager" {
    search --no-floppy --fs-uuid --set=root BAF6-2FEA
    chainloader /EFI/Microsoft/Boot/bootmgfw.efi
}
EOF