"I'm looking for a bootable USB partition manager which will be able to resize partitions without booting up OS."
This is a common need related to the partition manager in the forums. Given that, this article will guide you to create a bootable USB partition manager so to help you safely manage hard drive partitions without booting up OS：
What Is Bootable Partition Manager
Briefly speaking, a USB bootable partition manager is burnt with a partition magic software ISO file. With a bootable partition manager, Windows users can boot their PCs into a WinPE state from a USB bootable drive and manage partitions flexibly and safely.
If you are looking for a complete guide for creating a bootable partition manager, follow the tutorials below, we'll show guide you to create a partition magic bootable USB and safely manage disk partitions without booting up Windows OS.
In this part, you'll learn how to create a bootable partition manager to USB drive via the following two steps:
- #1. Download EaseUS Partition Magic Software and Prepare USB
- #2. Create a Bootable Partition Manager to USB
Note that to create a bootable partition manager to a USB flash drive, you'll need two important tools:
①. EaseUS Partition Magic Software; ②. A USB flash drive.
Check out how to get the two tools ready so as to create a powerful bootable partition manager on USB.
First. Download Partition Magic Software - EaseUS Partition Master
EaseUS Partition Master is the best partition manager for both 32-bit and 64-bit Windows operating systems. EaseUS Partition Master can create a partition manager bootable USB that allows Windows users to boot PC from the USB drive to safely manage hard drive partitions.
Besides partitioning hard drive, RAID, EaseUS Partition Master can also partition USB drive, flash drive, memory card, and other storage devices.
Next. Prepare USB
To make the bootable USB work, before you start the creation process, make sure that your USB is ready. Here are some preparations for you to follow:
- #1. Use a small USB drive - less than 64GB. It will gain a higher success rate for creating a bootable disk manager.
- #2. Empty the USB - Don't save any data in the USB flash drive.
- #3. Change or convert the USB to MBR. If your USB is with GPT, follow to convert GPT to MBR.
- #4. Change or format USB to the FAT32 file system.
After getting things ready, you can now launch EaseUS Partition Master, connect USB to your PC, and follow the tutorial steps below to create a bootable USB partition manager on your own:
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, and find the "Bootable Media" feature on the left. 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 "Create" button to begin.
- Check the Warning message and click "Yes".
Step 4. When the process finishes, you'll see a pop up window, asking if you want to restart computer from the bootable USB.
- Reboot Now: it means you want to restart the current PC and enter EaseUS Bootable Media to manage your disk partitions without OS.
- Done: it means you don't want to restart the current PC but to use the bootable USB on a new PC.
Note: To use the bootable disk on a new PC, you need to resart the target computer and press F2/F8/Del key to enter BIOS, and set the USB bootable disk as the first boot disk.
Wait patitiently and your computer will automatically boot up from the USB bootable media and enter EaseUS WinPE desktop.
If you think this tutorial is helpful, click the social buttons and share this page with your friends! We will continue to talk more methods to manage partitions.
After getting the EaseUS bootable USB partition manager ready, you can boot the PC from the EaseUS partition magic bootable USB and safely manage partitions in a WinPE environment.
#1. Boot PC from EaseUS Partition Magic Bootable USB
Step 1. Connect the created bootable USB partition manager to your computer.
Step 2. Restart PC and press F2/F8/F11/Del to enter BIOS.
Step 3. Go to the Boot section, select and set PC to boot from "Removable Devices" (EaseUS bootable USB disk).
Step 4. Save the changes and exit. Continue booting up PC from the bootable USB.
After this, your PC will boot up from the bootable USB drive and enter the EaseUS Partition Master interface. You may now move to the next tutorial to start partitioning hard drive partitions.
#2. Safely Manage Hard Drive Partitions in EaseUS Bootable Partition Manager
What can you do after entering the EaseUS WinPE partition manager? It can perform basic and advanced partition operations on your hard drive without data loss, including:
 "Resize/Move" enables you to adjust space of a selected disk partition as wish. Right-lick "Resize/Move", you can shrink a volume, extend the other one, or create unallocated space for special use.
 "Clone" aims to make two identical hard disks or partitions with the same layout and content. You can use the "Clone" feature to upgrade a hard disk, replace a failing one, backup the drive data and so on.
 "Delete" is a common method to remove an unwanted disk partition, turning it into unallocated space.
 "Format" is frequently used in many situations. By formatting a drive partition, you can alter the file system, fix some corruption issues, and sometimes remove viruses and malware.
 "Allocate space" is very useful when one drive partition space is too much while the other is inadequate.
 "Migrate OS" makes it easy to transfer a Windows installation drive to the other without reinstalling.
 Conversion between GPT and MBR, NTFS and FAT32, and Basic to Dynamic is getting more and more popular among EaseUS Partition Master customers. Besides all the listed benefits, there are so many functional yet practical features are waiting you to explore.
On this page, we explained what is a bootable partition manager, and guide you on how to create a USB bootable partition manager to safely partition hard drives without booting up OS.
If you need to execute some operations such as extending system partition without booting up PC, to make things easy, we suggest you use EaseUS Partition Master for help.
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About the Author
Daisy is the Senior editor of the writing team for EaseUS. She has been working at EaseUS for over ten years, starting as a technical writer and moving on to being a team leader of the content group. As a professional author for over ten years, she writes a lot to help people overcome their tech troubles.
I love that the changes you make with EaseUS Partition Master Free aren't immediately applied to the disks. It makes it way easier to play out what will happen after you've made all the changes. I also think the overall look and feel of EaseUS Partition Master Free makes whatever you're doing with your computer's partitions easy. Read More
Partition Master Free can Resize, Move, Merge, Migrate, and Copy disks or partitions; convert to local, change label, defragment, check and explore partition; and much more. A premium upgrade adds free tech support and the ability to resize dynamic volumes. Read More
It won't hot image your drives or align them, but since it's coupled with a partition manager, it allows you do perform many tasks at once, instead of just cloning drives. You can move partitions around, resize them, defragment, and more, along with the other tools you'd expect from a cloning tool. Read More