How to Increase Drive C Space

If your C drive is running low on space, affecting system performance or limiting program installations, you can increase its size by reallocating space from other drives. Let's explore some simple ways to expand the C drive's capacity.

1. Free Up Space on Drive C

Before allocating more space, try freeing up existing space on the C drive using Windows tools:

  • Disk Cleanup: Right-click on Drive C and select Properties → Disk Cleanup. Check unwanted files, like temporary files, and delete them.
  • Uninstall Programs: Go to Control Panel → Programs and Features and remove any unnecessary applications.
  • Delete Temporary Files: Use Win + R to open the Run command, enter %temp%, and delete all files in this folder.

2. Reallocate Space from Other Drives (D, E, etc.)

If you have additional space on other partitions (like D or E), you can transfer it to the C drive using Disk Management or specialized software. Ensure to back up important data before resizing drives.

Using Windows Disk Management

  1. Open Disk Management (press Win + X and select Disk Management).
  2. Select the drive from which you want to free up space (e.g., Drive D). Right-click it and choose Shrink Volume.
  3. Enter the amount of space to shrink and confirm by clicking Shrink. This will create unallocated space.
  4. Right-click on Drive C and select Extend Volume. Follow the prompts to add the unallocated space to the C drive.

Using Third-Party Software

Programs like AOMEI Partition Assistant or MiniTool Partition Wizard offer flexible options for adjusting disk partitions. These tools are user-friendly, allowing you to easily resize partitions. Follow the software instructions to allocate unallocated space to the C drive.

3. Move Files and Data to Other Drives

Instead of resizing partitions, you can free up space by transferring large files and folders from Drive C to other drives. For example:

  • Move folders such as Documents to another drive, adjusting their location via folder properties.
  • Transfer media files (videos, music, and images) to a different drive to free up system space.