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Safe Way to Make Windows System Partition Bigger

Updated on Dec 11, 2018 by Daisy to Partition Master

Summary:
Is your C drive out of space? Do not worry! You can easily make Windows 10 system partition bigger with EaseUS partition tool. It is a safe, quick and affordable tool to settle low disk space problem.

How can I make Windows 10 C: drive partition larger without losing files

There are four partitions on my Dell laptop. The computer always works well in the last two years. But recently it performs slower and slower since I installed some new games two weeks ago. I checked the C drive and found that it was nearly run out of space. I think the best way to fix this problem is to change the layout of the hard disk. So I am eager to make Windows 10 system partition bigger by merging merge C & D drive or taking space from D: drive. Is there any way to do this job without losing my data?
Windows C drive full is a common problem that has troubled a large number of users. It usually slows down the computer and affects people’s work. At this moment, how to make Windows 10 system partition bigger becomes quite necessary for users because it is the only way for people to get their computer work smoothly. But how to safely increase c drive space without losing any files? That’s the question most people want to find the answer. In this page, we will talk about it and offer a reliable solution.

Steps to make Windows 10 system partition bigger with EaseUS partition tool

You know, a reliable third-party is important if you want to resize partition without data loss. Here we would like to introduce you EaseUS partition tool. It is safe, quick and affordable hard disk & partition management software which is powerful enough to settle low disk space problem, manage space efficiently on MBR & GPT disk. Next, let’s see how it works to extend system partition in Windows 10.

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 Windows 10 is supported

Step 1: Launch EaseUS Partition Master

Run EaseUS Partition Master

Step 2: Add space to the System C drive

1. Shrink partition and leave unallocated space for extending C: drive:

  1. Right-click on a partition next to the C: drive and select "Resize/Move".
  2. Drag the end of the partition that is next to the C: drive and shrink it, leaving unallocated space next to the system C: drive, and click "OK".

2. Right-click on the System C: drive and select "Resize/Move".

Extend System partition

To add space to the C: drive, drag the system partition end into the unallocated space.

Add space to C drive

Step 3: Confirm to extend system C drive

Click the "Execute Operation" button, it will list the pending operations, and click "Apply" to execute the changes and extend the C drive.

Confirm to extend system C drive

Sometimes the unallocated space is on the left of the partition you want to extend, just drag the left partition handle leftwards to the size you want.