CentOS7을 설치한 후 Windows에 액세스할 수 없습니다

듀얼 부팅을 설치했는데 Windows 10Windows CentOS7부팅 옵션이 표시되지 않습니다.

이 링크에서 제안을 시도했습니다.이것그러나 나는 다른 것을 발견했습니다.

내 경우에는 Windows를 찾을 수 없습니다.

[xhdinh@localhost ~]$ sudo grub2-mkconfig > /dev/null 
[sudo] password for xhdinh: 
Generating grub configuration file ...
Found linux image: /boot/vmlinuz-3.10.0-514.el7.x86_64
Found initrd image: /boot/initramfs-3.10.0-514.el7.x86_64.img
Found linux image: /boot/vmlinuz-0-rescue-89b13d92e70f4ca09e4c4127a3ec37f5
Found initrd image: /boot/initramfs-0-rescue-89b13d92e70f4ca09e4c4127a3ec37f5.img
done

lsblk -l

[xhdinh@localhost ~]$ lsblk -f
NAME    FSTYPE LABEL         UUID                                   MOUNTPOINT
sda                                                               
├─sda1  vfat   ESP           C0EE-5982                            
├─sda2                                                            
├─sda3  ntfs   OS            842245042244FD24                     
├─sda4  ntfs   Research      78700D2A700CF0A4                     
├─sda5  ntfs   Entertainment A48E8BD38E8B9C84                     
├─sda6  ntfs   WINRETOOLS    0ACC48ABCC48933D                     
├─sda7  ntfs   Image         6CF24A03F249D24E                     
├─sda8  ntfs   DELLSUPPORT   F8DACC77DACC3422                     
├─sda9                                                            
├─sda10 ext4                 d6e0e44c-ad34-464c-b4ca-333e3d393e54 /
├─sda11 ext4                 f612727f-5662-496f-82fb-5f8cb216ee1f /home
└─sda12 swap                 bbb04bda-9934-4b06-b72a-8b8832be58a0 [SWAP]
sdb                                                               
└─sdb1  ntfs                 36D44A09D449CC35                        /run/media/xhd

[root@localhost ~]# cat /etc/default/grub을 실행하면

GRUB_TIMEOUT=5

GRUB_DISTRIBUTOR="$(sed 's, release .*$,,g' /etc/system-release)"

GRUB_DEFAULT=saved

GRUB_DISABLE_SUBMENU=true

GRUB_TERMINAL_OUTPUT="console"

GRUB_CMDLINE_LINUX="rhgb quiet"

GRUB_DISABLE_RECOVERY="true"