How to Make a Bootable Pendrive : 2019 Updated Easy Tutorial

What is a bootable Pendrive?

A boot device is any piece of hardware that can read or contains the files required for a computer to start. Similarly, a USB boot is a process of using a USB storage device to boot or start a computer’s operating system. It enables computer hardware to use a USB storage stick to get all essential system booting information and files rather than the standard/ native hard disk or the CD drive.

There are different ways to create a bootable Pendrive. To help you with the same we have explained the steps to some of the very popular ways to create a bootable Pendrive.

Method 1 – Using Command Prompt on Windows to create a bootable USB:

To create a bootable USB drive as a Windows installation media you require at least 4 GB as a minimum capacity and even larger capacity is better because the larger capacity can accommodate most operating system files.

Insert a USB flash drive into your running computer.

Open Start by clicking on the Windows logo in the bottom-left corner of the screen.

Type in Command Prompt in the search bar do that it searches your computer for the Command Prompt program.

Right-click Command Prompt that looks like a black box at the top of the Start Window. This will prompt a drop-down menu.

Click Run as administrator. It’s in the drop-down menu which appears when you click on the Command Prompt.

Click Yes when prompted so that it confirms your decision and opens the Command Prompt.

Enter the “partition” command. Type in diskpart and then press ↵ Enter to execute the command. You may be prompted to confirm this decision before proceeding.

To bring up the list of connected drives. Type in list disk into Command Prompt and then press ↵ Enter.

From the list find your USB flash drive. If it’s difficult to locate, look for the flash drive’s name, letter or size in GB to identify it.

The flash drive is usually the bottom disk in this listed menu.

To select your flash drive, type in select disk number into Command Prompt but make sure to replace the letter “number” with the flash drive’s number as presented in the list and then press ↵ Enter.

For Erasing the flash drive’s contents, type in clean and then press ↵ Enter.

To create a new partition on the flash drive do the following:

You need to Type in create partition primary and then press ↵ Enter.

Type in select partition 1 and then press ↵ Enter.

Type in active and then press ↵ Enter.

To format the flash drive, type in format fs=fat32 quick into Command Prompt and then press ↵ Enter. If you encounter an error in the USB creation, repeat this process using the format fs=ntfs quick command instead and then press ↵ Enter.

To assign a letter to the USB drive, type in assign and press ↵ Enter. You should see a confirmation message appear in the Command Prompt window.

Close the Command Prompt window as now your USB drive is bootable, i.e. you can place an operating system’s ISO file or an image of your computer’s hard drive on the USB drive in order to install it on another computer.

how to make bootable pendrive

Method 2 – Using Terminal on Mac to make bootable pendrive

To create a bootable USB drive as a Macintosh installation media you require at least 8 GB as a minimum capacity and even larger capacity is better because the larger capacity can accommodate most operating system installation files.

Insert a USB flash drive into your MacBook.

Make sure that you have an ISO file so that if you wish to create a bootable USB drive on a Mac, you’ll need to have an ISO file or an image file if you’re backing up your computer’s hard drive ready to drag and drop into Terminal.

Open Spotlight than click the magnifying glass icon in the top-right corner of the screen to open a search bar.

Type in terminal to help search your Mac for the Terminal application.

Double-click Terminal which is a black box in the middle of the Spotlight search results. Doing so will open Terminal.

To open the list of connected drives, type diskutil list into Terminal, then press ⏎ Return.

To find for your USB drive, look for the USB drive that you plugged into your computer, then look at the USB drive’s name under the “IDENTIFIER” heading. You’ll usually find your USB drive under the “(external, physical)” heading near the bottom of the Terminal window.

To select the USB drive, type diskutil unmountDisk /dev/disknumber but make sure to replace “disknumber” with the disk’s “IDENTIFIER” name and number (e.g., disk2) into Terminal and then press ⏎ Return.

To enter the formatting command, type in sudo dd if= but remember not to press the ⏎ Return key just yet.

For dragging the ISO file into the Terminal window, click and drag the ISO file or disk image file that you want to boot into using the USB drive into the Terminal window. This will copy the file’s address into the Terminal command or you can also type in the folder path to the ISO file.

Press the Space key to put a space at the end of the file’s address, making room for the next command.

To enter the rest of the command, type in of=/dev/disknumber bs=1m, but again make sure to replace “disknumber” with the

USB flash drive’s number (e.g., disk2) and then press ⏎ Return.

Type in your password, the same password that you use to log into your MacBook. You will notice that the letters don’t appear in Terminal but don’t panic cause that is normal.

Press ⏎ Return to submit your password and so that it prompts your MacBook to begin creating a bootable USB flash drive with your selected ISO or image file. This process can take several hours to complete, so just leave Terminal open and your Mac plugged in.

These were the easiest and most used methods to create a bootable Pendrive.

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