HDD Partition Without Formatting Using EaseUS Partition Master

Filed in Tech by on August 28, 2019

HDD Partition Without Formatting — On this page, we shall be discussing on how you can Partition a Hard Disk Drive (HDD) Without Formatting. This guide will step by step show you all you need to know about this.

HDD Partition Without Formatting

Why Do I Need to Partition my Hard Drive?

Disk partitions divides a hard drive into several partitions. Partitions are usually created when the hard drive is first being prepared for usage. Once a hard drive is divided into partitions, because of later changes on the computer and Operating System, an administrator will be faced with the needs to resize partition, move partition, split partition, merge partitions, create a new partition for Windows 7 dual boot system and so on.

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So, learning how to partition a hard drive without formatting the hard drive is very important. What will you do to make partition hard drive disk without formatting the hard drive?

Partition hard drive disk with Disk Management

Windows 2000, Windows XP or Windows Server 2003 built in Disk Management has the ability to create partition, delete partition, format partition, change drive and so on, if you want to re-partition hard drive without formatting the hard drive, you need to use third party partition manager.

Windows Vista, Windows Server 2008 or Windows 7 built in Disk Management has the ability to shrink, extend, create, delete, format volumes. If you want to extend system partition, there must be some unallocated space behind the system partition. If the unallocated space is clinging to other volume, then move the volume (memory space) and let the unallocated space be clinging to the volume which you want to extend.

Windows Vista, Windows Server 2008 or Windows 7 built in Disk Management has no “Move Partition” feature, so a third party partition manager will be required.


EaseUS Partition Master is a magic partition manager. It can partition hard drive with its advanced partition operations on your hard drive without formatting, including: resize and move partitions, convert partition, split partition, merge partitions, resize dynamic disk, etc. Moreover, HDD Partition Without Formatting using EaseUS Partition Master can extend or resize NTFS partition without rebooting.

When the system built-in Disk Management cannot solve partition extending because there is no unallocated space behind it, EaseUS Partition Master can help you achieve that.


Let’s Get Handy: Suppose system partition C: drive is the partition needed to extend, D: drive is next to C:

  1. Download and launch EaseUS Partition Master;
  2. Select partition D:, use “Resize/Move partition to shrink it;
  3. Move D: drive towards right to let the unallocated space be behind the system partition C: drive;
  4. Select C: drive, use “Resize/Move partition” to extend its space and Click on Apply.

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You may wish search for a more simpler ways to solve how to partition Windows 10 if you have just installed Windows 10 on your PC or laptop. If your computer has only one partition now, you need create more partitions on Windows 10 for better management of your data and files.

Usually new Windows 10 will locate its system and program files in C: drive and if you only have on partition, then you need to partition the hard disk and create new partitions.

How to Partition Windows 10 OS

Usually, Windows 10 Disk Management can do this. Also, a professional partition management tool can help.

Which one is better?

Management Disk Management is a 100% free partition management tool which is offered by Microsoft. All users can apply this method to partition Windows 10. Remember to back-up important data before you do any operation to your Windows 10 partition or hard disk drive.

Let’s Get Handy:

  1. Search “hard disk partitions” at the Start Menu or Search tool. Enter into the Windows 10 Disk Management interface;
  2. Right click on the hard disk and select “Shrink Volume”
  3. Enter the amount of space you want to shrink in MB then click on the Shrink button;
  4. Right click on the unallocated space and select “New Simple Volume”;
  5. Enter New Simple Volume Wizard interface by clicking Next and specify volume size;
  6. Assign Drive Letter or Path, then format the partition into default file system NTFS. Click Finish to complete creating a new partition in Windows 10.


You can create more partitions by following the above steps and manage those partitions to store and keep your personal files and folders, and organize your Windows 10 laptop or PC smoothly and efficiently.

HDD Partition Without Formatting – More Simpler Method

Here, we’d like to introduce you to an efficient and powerful software – EaseUS Partition Master Free . It enables you to partition Windows 10 without any technical requirements.

  1. Download EaseUS Partition Master Free and launch it on your computer;
  2. Select unallocated area on your Windows 10 and right click it by choosing “Create partition”. If you need perform other operation, select relative buttons on the interface to manage partition;
  3. Choose “Apply”. Then your partitions are created successfully on Windows 10.

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