yquitdiskutil listMacBook-Air-de-Priscillia:~ priscilliasoulie$ diskutil list
/dev/disk0 (internal, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *121.3 GB   disk0
   1:                        EFI EFI                     209.7 MB   disk0s1
   2:                 Apple_APFS Container disk1         121.1 GB   disk0s2
/dev/disk1 (synthesized):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      APFS Container Scheme -                      +121.1 GB   disk1
                                 Physical Store disk0s2
   1:                APFS Volume Macintosh HD            47.7 GB    disk1s1
   2:                APFS Volume Preboot                 43.7 MB    disk1s2
   3:                APFS Volume Recovery                510.4 MB   disk1s3
   4:                APFS Volume VM                      2.1 GB     disk1s4
/dev/disk2 (external, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:     FDisk_partition_scheme                        *1.0 TB     disk2
   1:                  Apple_HFS SAMSUNG 1               912.7 GB   disk2s1
   2:                  Apple_HFS Clone                   87.5 GB    disk2s2
/dev/disk3 (disk image):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:     Apple_partition_scheme                        +330.8 MB   disk3
   1:        Apple_partition_map                         32.3 KB    disk3s1
   2:                  Apple_HFS Dropbox Offline Inst... 330.8 MB   disk3s2
MacBook-Air-de-Priscillia:~ priscilliasoulie$diskutil listMacBook-Air-de-Priscillia:~ priscilliasoulie$ diskutil list
/dev/disk0 (internal, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      GUID_partition_scheme                        *121.3 GB   disk0
   1:                        EFI EFI                     209.7 MB   disk0s1
   2:                 Apple_APFS Container disk1         121.1 GB   disk0s2
/dev/disk1 (synthesized):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:      APFS Container Scheme -                      +121.1 GB   disk1
                                 Physical Store disk0s2
   1:                APFS Volume Macintosh HD            46.0 GB    disk1s1
   2:                APFS Volume Preboot                 43.7 MB    disk1s2
   3:                APFS Volume Recovery                510.4 MB   disk1s3
   4:                APFS Volume VM                      1.1 GB     disk1s4
/dev/disk2 (external, physical):
   #:                       TYPE NAME                    SIZE       IDENTIFIER
   0:     FDisk_partition_scheme                        *1.0 TB     disk2
   1:                  Apple_HFS SAMSUNG 1               912.7 GB   disk2s1
MacBook-Air-de-Priscillia:~ priscilliasoulie$sudo fdisk /dev/disk2MacBook-Air-de-Priscillia:~ priscilliasoulie$ sudo fdisk /dev/disk2
Password:
Disk: /dev/disk2    geometry: 121601/255/63 [1953525168 sectors]
Signature: 0xAA55
         Starting       Ending
 #: id  cyl  hd sec -  cyl  hd sec [     start -       size]
------------------------------------------------------------------------
*1: AF 1023 254  63 - 1023 254  63 [        64 - 1782579200] HFS+       
 2: 00    0   0   0 -    0   0   0 [         0 -          0] unused     
 3: 00    0   0   0 -    0   0   0 [         0 -          0] unused     
 4: 00    0   0   0 -    0   0   0 [         0 -          0] unused     
MacBook-Air-de-Priscillia:~ priscilliasoulie$sudo fdisk -e /dev/disk2edit 1fdisk: 1> edit 1
         Starting       Ending
 #: id  cyl  hd sec -  cyl  hd sec [     start -       size]
------------------------------------------------------------------------
*1: AF 1023 254  63 - 1023 254  63 [        64 - 1782579200] HFS+       
Partition id ('0' to disable)  [0 - FF]: [AF] (? for help)AFn641953520001writefdisk:*1> write
Device could not be accessed exclusively.
A reboot will be needed for changes to take effect. OK? [n]yA reboot will be needed for changes to take effect. OK? [n] y
Writing MBR at offset 0.
fdisk: 1>quitdiskutil list 
	