If you try to extend a logical partition, and there is only unallocated space and no free space right after the partition you want to increase, you will find Extend partition Grayed out. The same as Disk Management, Diskpart is a Windows built-in tool. We use this free tool to manage partition and disk by running a command-line through scripts or direct inputting commands. However, it still has a drawback. When there is no allocated space on your disk, you cannot extend it.
Thus, you have to create an unallocated space or move the existing unallocated space to C drive. With it, you can easily move partition. Now, coming into our point-extend C drive in Windows 7 without formatting. Step 1. After the disk information loading finish, click Next. Step 4: Select a partition to shrink some free space or click here to extend partition by unallocated space on the disk. Notice: From the above window, you can see a Minimum Partition Size and a Maximum Partition Size, you can drag the blockage to specify its size or manually input size in the box after Partition New Size.
Step 6: Preview the operation and click Proceed if you ensure you want to do it. Then, wait for the result. The above three methods can extend the C drive in Windows 7 successfully without formatting. But once there is no allocated space right beside the target partition, Disk Management, and Diskpart will be unavailable unless you download a third-party tool to move it. At the same time, it can finish all the operations independently without another utility.
Set file system type, cluster size, volume label, etc. Then DiskGenius will formats the partition quickly. Recovering lost files from formatted partition is an easy task as long as you use effective hard drive partition recovery software.
DiskGenius is capable of recovering data from formatted volume or USB drives. The optimized scanning mechanism is designed to quickly and accurately search for lost files sector by sector. Apart from recovering formatted partition, it is also able to recover files from RAW and inaccessible volume as well as deleted partitions. The unregistered edition can scan formatted drive and preview lost data, so that you can make sure whether files can be recovered correctly prior to purchasing the licensed edition.
If you want to recover formatted C drive, you may need to perform the recovery process outside of Windows.
On one hand, once system partition gets formatted, computer won't boot to Windows anymore. On the other hand, even if system works well, it is not secure to recover lost data from system drive when Windows is running. That's because Windows may generate writing action at any time, and damage lost data.
Step 1 Launch DiskGenius and locate the partition to be recovered. Right-click on the partition you want to recover data and choose Recover Lost Files , as follows:. Step 2 Select Complete Recovery and click Start button to search for lost data from selected drive. If you remember the file system type of the partition before it got formatted, then click Advanced Options button to select file system.
File preview can be done during or after scanning. Double-click a file and you can open it in preview window. The following screenshot shows the previewing of a JPG file. By way of previewing files, you can find out what you need to recover and whether they can be recovered correctly. Step 4 Copy and save files you want to recover.
Select desired files and folders and right-click on them to choose Copy To. Formatting refers to the process of preparing a new partition or remove existing data on a hard drive or USB storage device.
If the drive contains important data and it is the only copy of your data, you'll face data loss issue once formatting performed to the disk. A partition should be created and formatted first before you can store data on the device. Formatting is a very important step, which creates file system to get partition ready to store data. As to formatting there are two levels of formatting we can execute:. Quick format : Windows performs quick format by default.
As the name suggest the formatting process is very quick. By way of quick formatting, you can change file system type as well as remove data off the entire partition. But the quick formatting does not erase data permanently, and you can run data recovery as long as lost data is not overwritten. Full format : A full format runs an additional step than quick format.
When you run a full format on partition or volume, data will be completely wiped from the partition being formatted and partition is scanned bad sectors. The formatting is very slow and majority of time taken by the process is used to check bad sectors. Tips and Warnings. Related Articles.
Article Summary. Back up and save your files. Formatting the C drive will erase all files, programs, and information saved on the C drive, so you may want to back up any files you want saved. Save your files to an external hard drive or disc, or save your files to another folder on the network, if applicable.
Obtain your computer name if connected to a network. After your C drive has been formatted, you may be prompted for your computer name during the installation process in order to reconnect to the network. Go to your computer's "Start" menu, right-click on "Computer," then select "Properties" from the menu that appears.
Your computer name will be shown below "Computer name, domain, and workgroup settings. Insert the Windows 7 installation disc. In some cases, you may have the Windows 7 installation program saved on a Universal Serial Bus USB flash drive, which can also be inserted.
Turn off your computer. Your computer will have to reboot in order to read the Windows 7 installation disc. Open your "Start" menu, then click on "Shut Down.
Power on your computer. When your computer powers back on, it will read the installation disc and begin the formatting process.
Format your C drive. After the computer has recognized the installation disc, you will be prompted to press any key on your keyboard to continue. The installation wizard will then appear on your screen. Select your language from the "Install Windows" page, then click on "Next" to proceed.
Read and review the Windows 7 license terms. In order to proceed to the next screen, you will be required to place a check mark in the box next to "I accept the license terms. Select "Drive options advanced " when asked where you want Windows installed. Choosing this option will allow you to select the C drive as the only drive you want to format. Click on your "C" disk drive when Windows asks which partition you want to "change," or install.
Your computer will then begin formatting, or erasing, all the data currently existing on your C drive. Windows will notify you when the formatting procedure has finished. Re-install Windows 7 on your C drive. After your C drive has been formatted, you will be required to re-install Windows 7 to that partition. Click on "Next" after Windows has notified you that the formatting procedure has completed. The Windows installation wizard will continue to walk you through the installation process.
You will be prompted for your computer name if you are connected to a network, and for information such as your user name. Restore your saved files. After Windows has completed the installation process, you can insert your external hard drive or disc into the computer to restore your files back to the C drive. Formatting removes all data from the drive for a clean install. Before formatting, you will need to back up your data to removable media, a second hard drive, or the cloud.
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