Owners Manual

     Dell
  
       Dell      :
 19 .  
   
    Dellhttps://www.dell.com/
  Dell

   " "  Windows  Contact Support 
  Enter.
    ●Windows: https://www.dell.com/support/windows
●Linux: https://www.dell.com/support/linux
        
          .
https://www.dell.com/support/home/
   Dell   :
1.  https://www.dell.com/support/home/?
app=knowledgebase.
2.       .
3.       .
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       :
● 
● 
●  
●  
●   
●   
●     )BIOS(
 Dell          .  
            
     Dell.
●  .
●        .
●        .
●      
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      
      .
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     Dell23