Verschieben/Hinzufügen nicht zugeordnet

Move & Add Unallocated space to C drive on Server 2012

This article introduces how to move Unallocated space and how to add Unallocated space to C drive on Windows Server 2012 (R2) without losing data.

Cannot move Unallocated in Disk Management

Windows Server 2012 (R2) has native Disk Management utility to do some basic operations such as create, delete and format partition. It also provides two advanced Shrink and Volumen erweitern functionalities to help Größe der Festplattenpartition ändern without losing data. However, they are useless in most cases.

For example: after shrinking drive D with Shrink Volume, Extend Volume is unable to extend drive C and E.

Die Lautstärke kann nicht erweitert werden.

Because Extend Volume can only expand the partition with adjacent Unallocated space on its right side. From the screenshot above, only drive D meet the requirement. To C-Laufwerk verlängernmüssen Sie verschieben Nicht zugeordneter Speicherplatz from right of D to the left, then Extend Volume is enabled

Server 2012 Disk Management can’t move Unallocated space or any partition volume, so you need 3rd party Festplattenpartitionierungssoftware.

Tipps und Tricks The same Disk Management, DiskPart command prompt also cannot shrink a volume and produce Unallocated space on the left, can’t move partition or Unallocated space.

How to move Unallocated space to left or right

In fact it is very easy to move unallocated space on Windows Server 2012, you just need to install NIUBI Partition Editor, drag and drop on the disk map.

When resizing and moving partitions, the start/end position and other parameters should be modified correctly, all files in the partitions should be moved, too. Any slight error could cause system damage and/or data loss. Thus, remember to back up and use safe partition tool.

Besser als andere ServerpartitionsmanagerNIUBI Partition Editorbietet eine einzigartige 1 Sekunde Rollback technology to ensure system and data intact. If any software error or hardware issue occur, it is able to automatically reverts the server to original status in a flash. If it happens, server could back online without damage in short time. Furthermore, it provides other Stornierung nach Belieben, Virtueller Modus und Hot-Resize Technologien sowie schnellere und effizientere Dateiverschiebung algorithm to enhance the resizing and moving ability, so it is recommended.

Herunterladen NIUBI Partition Editor, you’ll see all disk partitions on the right (similar with Disk Management) and available operations on the left.


If you want to add Unallocated space to drive E, NIUBI can accomplish in one step without moving Unallocated space to the right side.

Rechtsklick-Laufwerk E und wählen Sie "Resize/Move Volume" " ", linken Rand nach links ziehen im Popup-Fenster.

Antrieb E erweitern

Nicht zugeordneter Speicherplatz wird kombiniert, um E zu betreiben.

Antrieb E erweitert

However, if there is another drive F next to E and you want to extend it with the Unallocated space, do like this:

Rechtsklick-Laufwerk E and select “Resize/Move Volume”, mittlere Position nach links ziehen im Popup-Fenster.

Antrieb E bewegen

Partition E wird nach links und Nicht zugeordneter Speicherplatz nach rechts verschoben.

Partition E verschoben

If you want to extend C drive, you must move Unallocated space from right of D to the left.

How to move Unallocated space next to C drive in Server 2012:

Rechtsklick-Laufwerk D and select “Resize/Move Volume”, drag the Mittelstellung rechts nach rechts im Popup-Fenster.

Partition D verschieben

Partition D wird nach rechts und Nicht zugeordneter Speicherplatz gleichzeitig nach links verschoben.

Antrieb D bewegt

After clicking Apply on top left to execute, you can extend C drive with either Disk Management or NIUBI.

Tipps und Tricks This program is working in its virtual mode first, the operations you do will be listed as pending for preview, you can click Undo to cancel or click Apply to modify real disk partitions.

So fügen Sie nicht zugewiesenen Speicherplatz zum Laufwerk C hinzu

Right click C drive and select “Resize/Move Volume” again, ziehen Sie den rechten Rand nach rechts im Popup-Fenster.

C-Laufwerk erweitern

Nicht zugeordneter Speicherplatz wird in Laufwerk C zusammengefasst.

C-Antrieb erweitert

If you did not shrink drive D in Server 2012 Disk Management, you’d better shrink with NIUBI. Similarly, right click drive D and select “Resize/Move Volume”, drag the linker Rand nach rechts, Unallocated space can be produced on the left side without moving.

D nach rechts schrumpfen

In one word, drag the middle position to the other side in the pop-up window, you can move Unallocated space on Windows Server 2012 (R2). Drag either border, you can shrink a volume or add Unallocated space to adjacent partition.