TLDR
Enter a command. For example: legit, gnome screenshot, rfkill.

blkdiscard

 
Discards device sectors on storage devices. Useful for SSDs. More information: https://manned.org/blkdiscard.
 
  • Discard all sectors on a device, removing all data:
     
    blkdiscard /dev/{{device}}
     
  • Securely discard all blocks on a device, removing all data:
     
    blkdiscard --secure /dev/{{device}}
     
  • Discard the first 100 MB of a device:
     
    blkdiscard --length {{100MB}} /dev/{{device}}

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