How to un freeze drive in Linux?
  
 
     
     
             
                 
 
 
         
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 I run      sudo hdparm -I /dev/sda    results:      Security:       Master password revision code = [redacted just in case it's sensitive data]       supported       not   enabled       not   locked       frozen       not   expired: security count       supported: enhanced erase    My objective is to perform an enhanced secure erase (how? I'll find that out after I know how to unfreeze my drive) and also to detect and remove a Device Configuration Overlay . Relevant thread: Error when running 'hdparm --dco-identify' in Linux   I am trying to figure out why --dco-identify is failing and I suspect it may be as a result of the drive being "frozen". I recall this being a problem a year back when I was trying to securely erase an SSD. I gave up but suspected that connecting it via USB or hotswappin...