The necessary to extend C drive (system partition)
You may have encountered this issue once: applications are installed in C partition
constantly, one day you’ll find the C partition lack of enough space; or there would
be a warning to remind you that the C partition runs out of space when start your PC
every time. At the same time, there would have a direct impact on the efficiency of
computer operation. You have to make more space for C drive.
Then, you will find some ways to solve the problems, delete the unnecessary files and
uninstall programs, or clean up your recycle bin; then you can get some spare room
in the C drive. But, after a time, the same problems will come to bother you again.
Thus, you must look for other reliable methods to solve it. The solution to the
problems above mentioned is to increase C drive space.
How to increase C drive without formatting in Windows 7/8/10?
There are three solutions to achieve this function without data loss: Windows
built-in Disk Management, Command Prompt (CMD) and AOMEI Partition Assistant. How to
extend C partition in Windows10/8/7? Just follow the following text:
Solution 1: Windows system built-in Disk Management
The built in Disk Management have many functions to manage your disk, including
extend volume, shrink volume, format partition, etc. By extending disk, increase C
partition as you want.
But the extend volume function has a weakness, no unallocated space behind the C
drive will makes the "Extend Volume" grayed out. Besides, move partition
isn’t supported by Disk Management. Thus, you need to seek for other options.
Solution 2: Extend system partition (C: drive) using CMD
You have to be careful to run these commands to make sure you can move more space to
C: drive successfully. Here are the tips:
If there is a contiguous unallocated space behind the system C:
drive, you can follow below steps:
1. Input diskpart in the Search Bar, and hit enter.
2. then input these commands in turn:
If here is no unallocated space right behind the system C: drive,
follow below steps:
1. Input diskpart in the
Search Bar, and hit enter.
2. then input these commands in turn:
If this way is not working for you, another reliable way should be suitable for
increase C drive space in Windows 7/8/10.
Solution 3: The third party freeware - AOMEI Partition Assistant
AOMEI Partition Assistant provides more functions than Disk Management, including
resize partition, move partition, merge partitions, split partition, create
partition, copy partition, delete partition, change label, wipe partition, hide
partition and check partition etc. It also provides several ways to increase system
partition in Windows 7/8/10 with extend
partition wizard and merge partitions function. The following steps are
according to merge partitions.
Step 1: Download and launch the AOMEI Partition Assistant
Standard Edition after installing. If there is an unallocated space on the same hard
disk, please skip to the Step 3. Otherwise, use the Resize Partition to generate one
(Free an unallocated space from D partition). Right click the D partition and selectResize Partition.
Step 2: Shrink D partition to get an unallocated space by sliding
the double sided arrow to the left. Then, click OK.
Step 3: Right-click the C drive and select the Merge
Step 4: Tick C partition and the unallocated space to merge in
the pop-up window, and then click OK.
Step 5: Click Apply to combine C drive and the
unallocated space in Windows 7/8/10.
Step 6: Click the Proceed button to start.
Wait a minute to finish this and you’ll find the C drive space increased.
If applications running in the partition, AOMEI Partition Assistant will
suggest you to close or perform extend partition operations under PreOS
If there is an unused partition on the disk; you can also use the Delete Partition to get an
unallocated space. AOMEI Partition Assistant also provides other features,
including move partition, copy partition and more.
The Extend/Shrink Partition function is realized by the Resize Partition
feature that depend on whether there is an unallocated space or not.
After these excellent ways to increase C drive space, your C drive will get enough
free space to hold more data and running quickly. Besides, you could upgrade to the Professional
edition with more advanced functions to manage your hard disk, like allocate free
space from one partition to system partition, migrate OS to SSD, and others.
Or you could try the Server edition for your Windows Server