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How to Merge C and D Drive into One in Windows 8


There are 5 partitions in total on my old 500GB hard disk. Now drive C (system partition) is full though it was allocated with 80GB space while partition D is filled with free space. Therefore, I want to combine them. Who can tell me how to merge C and D drives in Windows 8 with ease?

Have you ever got this kind of experience? How to merge C and D drive if you have such demand?

Usually, there are 2 ways to combine partitions in Windows 8. The first one is to employ reliable partition manager, and the second one is to use Windows Disk Management utility. Let's talk them one by one.

How to Merge C and D Drive in Windows 8 with Partition Manager

Partition manager is always the first choice when it comes to merging C and D drive. If you do not know which one to choose, we suggest using the free partition manager - MiniTool Partition Wizard Free Edition - because it is not only free but also is capable of doing this job well. To use MiniTool Partition Wizard, we should first of all download it from the official site.

Now, let's use it to combine partitions in Windows 8.

Step 1. Run it to get the main interface as shown below.

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Step 2. Click a partition which is on the same drive with partition C to call out Merge Partition feature. Then choose Merge Partition.

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Step 3. Here choose drive C as the partition to be expanded (we should choose drive C instead of D because if C is merged into D, Windows 8 cannot boot anymore). Click Next to go on.

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Step 4. Now choose drive D as the partition to be included and click Finish to go back to the main interface. (Tip: here you can see all contents in partition D will be packed into a folder named "merged_partition_content", which you can find in drive C after the merging.)

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Step 5. Finally, click Apply to save this change.

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Combing 2 partitions with MiniTool Partition Wizard requires neighboring NTFS partitions. If users operate a FAT drive, they will receive an error. Fortunately, the feature "Convert FAT to NTFS" in Partition Wizard can well solve the very problem.

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How to Merge C and D Drive with Windows 8 Disk Management

How to merge partitions in Windows 8 using Disk Management? Although Windows 8 built-in Disk Management tool does not provide a function to combine 2 partitions directly, we can get the same effect by taking the following operations.

Step 1. Back up all important data on drive D to another partition or an external drive.

Step 2. Open Disk Management by performing these operations: right click Computer icon on the desktop, choose Manage and select the item Disk Management on the left side.

Step 3. Next, right click drive D and choose Delete Volume from the shortcut menu. Then, click Yes to confirm the deletion.

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Step 4. After successful deletion, partition D will become unallocated. At this time, right click drive C, choose Extend Volume and perform the remaining operations according to given wizards.

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Step 5. At last, move the backup files to drive C or other locations. In this way, you have finished combine partitions Windows 8.

Final Thoughts

Reading here, you must have understood how to merge C and D drive in Windows 8. Also, by making a comparison, you know MiniTool Partition Wizard is your first choice. It does not require backup and deletion but makes the merging process in the real sense. Just have a try!