In this process,file systemwill be created to get partition ready to store new data.

You need pay attention to that you will lose all the data in the partition you formatted.

Why do users still want to format C drive?

format a partition

It contains the version of Windows that you are using.

Formatting this volume could cause your machine to stop working.

Actually, you cannot format C drive like other drives in Windows.

error message

This limitation is set considering this situation that users cannot delete their operating system by mistake.

So, how to format C drive in windows 10?

you’ve got the option to get the answer in the following contents.

click Copy Partition

It may cost a lot of time to find those files one by one to back up them.

Connect an external hard drive to your setup and follow the steps below to back up your C drive.

Step 1: nudge the following button to get the software free.

What to Back up on PC? What Files Should I Back up? Get Answers!

MiniTool Partition Wizard FreeClick to Download100%Clean & Safe

Step 2: Launch MiniTool Partition Wizard.

Select your C drive and clickCopy Partitionfeature from the action panel.

Step 4: ClickNextand follow the instructions to finish the process.

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Remember to clickApplywhen you turn to the main interface to execute the pending operation.

What do I need to back up my computer?

What files should I back up?

click Command Prompt

Now, get the answers to these two questions in this post.

it’s possible for you to useWindows 10 Media Creation Toolto create the media.

Once you got the installation media, you could follow the methods below to format C drive.

click Bootable Media

Here is how to do it.

Step 1: Boot your PC from Windows Installation Media.

Step 3: ClickInstall now.

click USB Flash Disk

Then enter the product key and accept the license terms.

Step 4: Now you will be asked which punch in of installation you want.

Just selectCustom: Install Windows only (advanced)to remove everything and install Windows 10.

click Format

Step 5: In the pop-up window, you might see all the partitions you have.

Just opt for system partition and then clickFormatto format it.

The detailed steps are as follows.

Step 2: ClickRepair your gear.

Step 3: Now go toTroubleshoot>Command Prompt.

Step 4: Input theformat c: /fs:NTFSand pressEnterto execute the command.

Just opt for following button to download and install it.

Then follow the steps below to format C:.

Move 1: Create A bootable USB or CD/DVD and Boot from It.

As it is mentioned before, you cannot format C drive while running Windows system.

So, you better create a bootable edition of MiniTool Partition Wizard.

you’re able to use a USB flash drive to do this.

Step 1: Connect a USB drive to your gear and then launch MiniTool Partition Wizard.

Step 2: ClickBootable Mediafrom the tool bar.

Step 3: SelectWinPE-based media with MiniTool Plug-inas the media pop in.

Then, in the pop-up window, chooseUSB Flash Diskas the media destination.

Step 4: Wait for a while.

ClickFinishwhen the WinPE files have been built.

Step 5: Restart the computer and thenboot from the burned USB.

Now you’re free to start formatting C drive.

Step 2: Right-go for the system partition and selectFormatfrom menu.

Then you will be warned thatformatting system partition may cause your setup to be unbootable.

If you are sure the operation, just clickYesto continue.

Step 3: ConfigurePartition Lable,File SystemandCluster Sizeand ClickOK.

Step 4: ClickApplyto execute the formatting process.

I found some easy ways to format C drive.

Format C Drive FAQ

Usually, you could format a partition in File Explorer.