How to Add Space to C Drive to Increase C Drive Space

PAGE CONTENT:

Solution 1. Add Space to C Drive with Qiling Partition Master
Solution 2. Add Space to C Drive with Disk Management in Windows 11/10/8/7
Solution 3. Add Space to C Drive with a Command Line

Why Do You Need to Add Space to C drive

Case 1. "I have an 18GB disk drive that has been split into partitions: C: and D:. C: has about 4GB and D: has about 14GB. However, my C: drive is running out of space. How can I add space to C drive from D?"

Case 2. "I am running windows 2000 server, the C: Drive is only a 4 GB partition and 60GB on its D: Drive. How can I increase C drive space so I can do Windows updates and install a program?"

Case 3. "Well when I reformatted my computer I ended up making 2 partitions. I realized how useless the second one was so I deleted it. How can I now add space to C drive?"

There are many similar cases. Low disk space is one of the issues that many users may encounter. After long time usage of your computer, it pops up a warning message says "Low Disk Space – You are running out of disk space on the system (C:) To free space on this drive by deleting old or unnecessary files, click here..."

Your system partition doesn't have enough free space. And you need to increase your C drive space. If you are in a hurry, here's quick access to adding space to C drive to increase C drive size:

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Is It Possible to Increase C Drive Space

Yes, it is. You can increase C drive space. There are basically two major directions. One is to extend C drive Windows 11/10/8/7, and the other is to free up C drive space Windows 11/10. The ideal solution is adding space to C drive to increase C drive space because cleaning up space may cause data loss. You can add more space to existing primary partitions and logical drives by extending them into adjacent unallocated or free space on the same disk. Usually, there are three ways to add space to the C drive in Windows 11, 10, 8, and 7. You can use Qiling Partition Master, try Windows Disk Management or use a command line.

Three Ways to Add Space to C Drive to Increase C Drive Space

To completely solve the low disk space problem, we should allocate free space to C drive from unallocated space or other partitions. Here are three ways to add more space to the C drive.

Solution 1. Add Space to C Drive with Qiling Partition Master

For average users who know little about Disk Management, how to add space to C drive is not an easy task. It is true that Windows built-in Disk Management tool can add space to C drive. But the precondition is that there must be continuous space behind C drive. Otherwise, you cannot increase C drive space with it, like Windows Vista, Windows 2008, or Windows 7 Disk Management cannot move the partition to let continuous space behind the C drive which you want to extend. The good news is there is a simpler way. You can use third-party software to add space to C drive.

Qiling partition software is the perfect specialist partition manager to help you move space to your C drive in Windows 11, 10, 8, and 7.

Your Reliable Choice - Qiling Partition Master

Extend partition - extend system partition to maximize computer performance, solve low disk space problems.
Shrink partition - manage disk space better for different usage.
Move partition - make the unallocated space behind the partition you want to extend.

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When your C drive is out of space, you will see the Low Disk Space alert on Qiling Partition Master.

Step 1. To start extending partition, you should first locate the target partition and select "Resize/Move".

Step 2. Drag the partition panel rightward or leftward to add unallocated space into your current partition and click "Proceed" to start resize the partition.

Extra Option: Get Space from Another Drive

If there is not enough unallocated space on your disk, click on a big partition with enough free space, select "Resize/Move" and drag the partition panel to decrease it.

Solution 2. Add Space to C Drive with Disk Management in Windows 11/10/8/7

You can also increase space in C drive using Disk Management. Only if there is unallocated space very behind C drive, can it be increased Disk Management? Otherwise, the C drive's extend volume option will be greyed out.

Step 1. Right-click "This PC" and go to "Manage > Storage > Disk Management".

Step 2. Select the disk you want to extend, right-click it and click "Extend Volume".

If you don't have unallocated space, choose the partition that is next to C drive and select "Shrink Volume" to create some free disk space. Then, select the disk you want to extend, right-click and choose Extend Volume to increase disk space.

Solution 3. Add Space to C Drive with a Command Line

If you are familiar with command lines, you can add space to C drive with a command line. Follow the steps below:

Step 1. Open a Command Prompt and type diskpart.

Step 2. At the Diskpart prompt, type the following commands:

list volume
select volume
extend size

List volume: Displays a list of basic and dynamic volumes on all disks.

Select volume: This selects the basic volume number that you want to extend into contiguous, empty space on the same disk.

Extend: This extends the selected volume by size in megabytes (MB).

To Sum Up

Disk Management can help us extend system C drive in seconds. However, the disadvantage is that you have to format other drives to allocate free space from one partition to another. The command line also has the same limitation. So, the best way to add space to C drive is by using Qiling Partition Master. This software makes it effortless to partition hard drives and take full advantage of your disk space. Besides the partition manager, Qiling Partition Master provides partition recovery and disk or partition copy features.