apt-get update && apt-get install hdparm

hdparm is already the newest version (9.51-r0.0).                             
The following package was automatically installed and is no longer required:  
  libtinyxml2.6.2                                                             
Use 'apt autoremove' to remove it.                                            
0 upgraded, 0 newly installed, 0 to remove and 1 not upgraded.   




root@dreambox:~$ blkid                                                         
/dev/mmcblk0p7: LABEL="dreambox-rootfs" UUID="32d9774e-9192-485a-afb9-e94737ec9
7c" TYPE="ext4"                                                                
/dev/mmcblk0p8: LABEL="dreambox-data" UUID="18155849-180e-45e5-b381-f9c94872f6f
" TYPE="ext4"                                                                  
/dev/sda1: LABEL="dreambox-storage" UUID="534c1b1a-6958-4525-b607-1cc71a187359"
TYPE="ext4" PARTLABEL="dreambox-storage" PARTUUID="f30a76ab-d3d4-4481-9a28-6110
aa44067"                                                                       
/dev/mmcblk1p1: LABEL="ba" UUID="bf0841d3-fe08-4e5b-82af-4af78e9956c6" TYPE="ex
4" PARTLABEL="Basic data partition" PARTUUID="ea191b80-1df4-01d9-c08d-0c75fa8ee
00"                                                                            
/dev/mmcblk0boot1: PTUUID="7250ae82-1563-4b6a-9555-8f1c140c2adb" PTTYPE="gpt"  
/dev/mmcblk1: PTUUID="f488680e-1607-44e7-8b6f-f673ed580b9f" PTTYPE="gpt"       
root@dreambox:~$    



root@dreambox:~$ hdparm -r0 /dev/mmcblk1                                       
                                                                               
/dev/mmcblk1:                                                                  
 setting readonly to 0 (off)                                                   
 readonly      =  0 (off)                                                      
root@dreambox:~$                                                               
                                                                               
root@dreambox:~$ hdparm -r0 /dev/mmcblk1p1                                     
                                                                               
/dev/mmcblk1p1:                                                                
 setting readonly to 0 (off)                                                   
 readonly      =  0 (off)                                                      



(C) Корпорация Майкрософт (Microsoft Corporation).
На компьютере: ASUS-ZENBOOK

DISKPART> list disk

  Диск ###  Состояние      Размер   Свободно Дин  GPT
  --------  -------------  -------  -------  ---  ---
  Диск 0    В сети          476 Gбайт      0 байт        *
  Диск 1    В сети           29 Gбайт      0 байт        *

DISKPART> select disk 1

selected disc 1

DISKPART> attributes disk clear readonly

Disk attributes cleared successfully.