How to Format a Bootable USB Drive in Windows 10
|Workable Solutions||Step-by-step Troubleshooting|
|Solution 1. EaseUS Partition Master||Step 1. Launch EaseUS Partition Master, right-click the partition on your external hard drive/USB/SD card...Full steps|
|Solution 2. Disk Management||Step 1. When you run Windows PC, connect your bootable USB drive to it...Full steps|
|Solution 3. Diskpart command||Step 1. Press "Windows key + R" simultaneously, type cmd in the search box and open "Command Prompt"...Full steps|
"Hi, I'm thinking about formatting a bootable USB drive in Windows 10, but it's so weird that the USB drive is now showing several MBs capacity. It should be a 4GB size in total. What should I do to format the bootable USB drive properly and restore its full capacity?"
EaseUS Partition Master is a disk/partition management software tool that allows users to fully manage their hard drive storage. This free partition manager is selected as the most powerful yet free USB formatting tool that helps to format a bootable USB drive, memory card, pen drive, and other hard disk storage devices easily and quickly without losing the original size.
Download and install EaseUS Partition Master on your Windows computer and follow the steps below to perform the storage device formatting with ease.
Step 1. Launch EaseUS Partition Master, right-click the partition on your external hard drive/USB/SD card which you want to format and choose the "Format" option.
Step 2. Assign a new partition label, file system (NTFS/FAT32/EXT2/EXT3/EXT4/exFAT), and cluster size to the selected partition, then click "OK".
Step 3. In the Warning window, click "OK" to continue.
Step 4. Click the "Execute Operation" button in the top-left corner to review the changes, then click "Apply" to start formatting your external hard drive/USB/SD card.
On Windows, you can utilize two bootable USB drive format utilities: Disk Management and Command Prompt. There introduces Disk Management to solve how to format a bootable USB in Windows 10.
First, when you run Windows PC, connect your bootable USB drive to it. Second, press "Windows + R" to open disk management on the pop-up window. Third, right-click the bootable drive and choose "Format".
It's also practical to use the diskpart command to format your USB drive. If you are quite familiar with the use or command prompt, this method is also a good choice for you.
Step 1: Press "Windows key + R" simultaneously, type cmd in the search box and open "Command Prompt".
Step 2: Type diskpart. Run the Pop-up window that appears.
Step 3: Type list disk.
Step 4: Type select disk 0 (or disk 1... the number is the drive of the bootable USB that is going to be formatted).
Step 5: type clean.
Step 6: Type create partition primary.
Step 7: Go to "My Computer" or "This PC" (Windows 10), right-click on the bootable USB drive and select the "Format" option to format it.
The two methods given above will help to format a bootable USB drive successfully and restore it to original condition.
More Information: How to Make a Bootable USB Drive
Speaking of making a bootable drive, some of you focus on two targets to finish the making process. One is for resizing partition, and the other helps you bring the Windows system back to a healthy environment when it corrupted or failed to boot. The below guide suits to resize partitions with EaseUS Partition Master. If you want to deploy the Windows system, check to create boot disks on another guide.
Step 1. To create a bootable disk of EaseUS Partition Master, you should prepare a storage media, like a USB drive, flash drive or a CD/DVD disc. Then, correctly connect the drive to your computer.
Step 2. Launch EaseUS Partition Master, find the "WinPE Creator" feature on the top. Click on it.
Step 3. You can choose the USB or CD/DVD when the drive is available. However, if you do not have a storage device at hand, you can also save the ISO file to a local drive, and later burn it to a storage media. Once made the option, click the "Proceed" button to begin.
When the process finishes, you have successfully created an EaseUS Partition Master WinPE bootable disk. Now, you can manage your hard disks and partitions through the bootable drive whenever the computer fails to boot normally.
If you have RAID drives, load the RAID driver first by clicking Add Driver from the menu bar, which can help you add the driver of your device under WinPE environment, as some specific device cannot be recognized under WinPE environment without drivers installed, such as RAID or some specific hard disk.
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About the Author
Daisy is the Senior editor of the writing team for EaseUS. She has been working in EaseUS for over ten years, starting from a technical writer to a team leader of the content group. As a professional author for over 10 years, she writes a lot to help people overcome their tech troubles.
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