Windows 10 free upgrade offer ends-need more space

Sep 12, Update: Windows 10 Free Upgrade is still available-ZDNET

Windows 10 free upgrade offer ends in this month, July.2016. When you upgrade, "Windows need more space" the error message may show if you have low disk space on system partition, C Drive, to be more specific. How to fix not enough disk space for Windows 10 upgrade?

Solution 1: Disk Management in Windows 7 /Windows 8 Extend Volume

Step 1: Run Disk Management by input diskmgmt.msc in WIN+R run box

Step 2: Click on D partition to Delete Volume in the right-click menu

NOTE: Do a backup to make sure data in a safe place. Delete Volume will erase all data on that partition.

Step 3: Click YES to proceed, then D partition will become unallocated space

Step 4: Right-click on C Drive, select Extend Volume in the menu, and then follow Extend Volume Wizard to extend C Drive.

NOTE: File System should be NTFS. FAT32 is not supported in Disk Management.

That's the steps in Disk Management to Extend C Drive with data loss in D Drive.

Solution 2: Disk Partition Expert to extend volume without data loss.

Disk Partition Expert can resize/move volume without data loss in D Drive and make unallocated space extended to C Drive in quick time. Do as follow.

1. Download, install, Run Disk Partition Expert, Click on D Drive > Choose Resize/Move Volume.

Run Disk Partition Expert

Download Partition Expert Server Edition to extend C Drive.

2. Shrink D Drive by dragging the handle on left side, which space will become unallocated in the disk map below.

resize/move partition

3. OK > click on C Drive, Resize/Move Volume, Drag the handle on the right side to extend C Drive.

sytem partition extend

4. OK, Commit, Done

If you have free space on E partition or any other partition, you can move free space from the large size partition near to small size partition and do the extend job.

Move unallocated space

In the whole operation, data stay as they were, but free space moved to C Drive, and then run Windows 10 upgrade again, "Windows need more space" message will no show, and the most important is, your data stay intact and system upgraded.

See also:

  1. System Partition Runs on low disk space
  2. How to convert MBR to GPT disk in Windows 10
  3. Resize Partition for Windows Server 2008
  4. Resize Partition for Windows Server 2003 Guide
  5. Move Free Space from One to Another
  6. Extend/Increase System C Partition Size for Windows 10 and Server

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