Is There a Way to Extend the C Drive in Genuine Windows 7 Without Losing Data?
I have installed Windows 7 on my computer, and now my C drive space is full, which warns me a lot. That's why I'm here. Is there a way to extend the C drive in genuine Windows 7 without losing data?
Best Answered by
Cici· Answered on Jul 07, 2025
The answer to your question is "Yes." Many tools can help you extend the C drive in genuine Windows 7, such as Disk Management, Command Prompt, and reliable third-party software like EaseUS Partition Master. However, CMD may not be a good choice for your data safety since any incorrect operation could cause severe damage to your C drive. Thus, this post will teach you how to extend the C drive using EaseUS Partition Master and Disk Management without losing data.
Method 1. EaseUS Partition Master (Effective)
For a smoother, safer, and more versatile system C: partition extending experience, we highly recommend using EaseUS Partition Master. This all-in-one partition management software will allow you to extend your partition securely. Its "Adjust with 1-Click" can fix insufficient space on the system partition with one click.
Install this software and refer to the following quick steps to extend the system partition using "Adjust with 1-Click":
Step 1. From the interface, you will see the low space alert of the system partition. Click "Adjust with 1-Click" to begin.
Step 2. Click "OK" to execute the action. You can also choose "Manual Adjustment" and drag the end of the system C: partition rightward to add additional space.
Step 3. Select "Execute 1 Task" > "Apply" to apply this operation.
If you want to adjust your partition with adjacent unallocated space, use the "Resize/Move" feature of EaseUS Partition Master as follows:
Further Information: Extend Partition in Windows 7 with EaseUS Partition Manager
Method 2. Disk Management
Disk Management can provide a comprehensive tool to help you extend the C drive in genuine Windows 7. Ensure you have enough adjacent unallocated space and let's view how to do so:
Step 1. Click the "Start" icon and select "Manage" > "Storage" > "Disk Management."
Step 2. Right-click the system C: partition and choose "Extend Volume."
Step 3. Set the ideal partition size and click "Next" to move on. Click "Finish" to extend.
