As was with if, of simply stands for output file. if stands for input file, which tells dd what file you are going to be writing to the external storage drive.Īfter that, you enter of="/dev/sdb". As expected, this is just the name of the program you are going to run. Understanding the above dd commandĮxplanation of the dd command for live USB creationįirst, you enter dd. Let’s go over what exactly that dd command is doing. Here’s the example command for flashing of the ISO: dd if="./filename.iso" of="/dev/sdb" status="progress" conv="fsync" Creating live USB from ISO with dd commandīefore I show you the steps, let me quickly go over the command which you’ll be using and explain what it does. I’ll go over the commands you will need to run, finding our USB drive from the terminal, and then finally doing the actual flashing of the ISO file. That’s what I am going to show in this tutorial. The dd command is a CLI tool that gives you powerful features for copying and converting files.Ī common use case that people use dd for is to write ISO files to an external storage device such as a USB drive, which can be used to do things like install a new Linux distribution onto a computer or laptop. However, advanced Linux users swear by the comfort and swiftness of creating live USBs in Linux terminal using the dd command. Ubuntu has its own Startup Disk Creator tool for this purpose. Etcher on Linux is probably the most popular. There are several graphical tools available for creating live USB.
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