···

       
35
       
35
       
 
       
4. Then use the `dd` utility to write the image to the USB flash drive.

     

       
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36
       
 
       


     

       
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  ```ShellSession

     

       
38
       
38
       
-
       
  sudo dd if=<path-to-image> of=/dev/sdX bs=4M conv=fsync

     

       
38
       
38
       
+
       
  sudo dd bs=4M conv=fsync oflag=direct status=progress if=<path-to-image> of=/dev/sdX

     

       
39
       
39
       
 
       
  ```

     

       
40
       
40
       
 
       


     

       
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## Creating bootable USB flash drive from a Terminal on macOS {#sec-booting-from-usb-macos}