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How to Fully Use Disk Management in Windows 10?

May 15, 2025 55 views

Feeling overwhelmed by your computer’s storage setup in Windows 10? Disk Management is your go-to for tasks like organizing new drives or resizing partitions, but it can feel like a maze—especially when diving into Command Prompt (CMD). I’ve wrestled with it myself, learning through trial and error, and I’m excited to share my tips. This guide walks you through how to master Disk Management in Windows 10 with clear, hands-on steps I’ve put to the test. Let’s tidy up your drives together!

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Part 1: What Can Disk Management in Windows 10 Do?

Disk Management in Windows 10 Function


Disk Management is Windows 10’s built-in tool for wrangling your storage, and it’s become my trusty sidekick for keeping drives in check. It’s like having a toolbox for your disks, letting you do things like:

  • Prep a new drive: Initialize and format a brand-new drive to make it ready for action.

  • Expand a volume: Stretch a partition to use extra unallocated space on the same drive.

  • Shrink a partition: Trim a partition’s size to free up space for new ones.

  • Change drive letters: Swap or set letters to make your drives easier to spot.

I’ve relied on it to set up external drives and reorganize my laptop’s SSD, but heads-up—it won’t let you move partitions without external software. Even so, it’s a fantastic starting point for most storage tasks.

Part 2: How to Fully Use Disk Management in Windows 10?

Here are two practical methods to get the most out of Disk Management in Windows 10, straight from my own experiments.

Method 1: Partition a Hard Drive

Partitioning splits your drive into separate chunks—like one for work stuff, another for personal files. Disk Management makes this process pretty user-friendly.
Step-by-Step Guide:

Step 1: Right-click the Start button and choose ‘Disk Management.’

choose ‘Disk Management.’


Step 2: Spot your drive (say, Disk 1) in the lower section. Check if it has unallocated space or a partition you can shrink.

Spot your drive


Step 3: Right-click the partition you want to shrink and select ‘Shrink Volume.’

select ‘Shrink Volume.’


Step 4: Enter how much space you want to free up (in MB) and click ‘Shrink.’

Step 5: Right-click the new unallocated space, pick ‘New Simple Volume,’ and follow the wizard to assign a drive letter, format it (NTFS works best), and name the partition.

name the partition.


I carved up my 1TB external drive to keep backups apart from my music collection. The shrinking step was a cinch, but I flubbed the MB-to-GB conversion at first (1GB = 1024MB). It took about 5 minutes, and my files stayed safe. I’d love if Disk Management could shift partitions around, but it’s still awesome for organizing.

Method 2: Create New Partitions

Got some unallocated space lying around? Turn it into a new partition for something like a second operating system or a dedicated data spot. Disk Management’s wizard keeps it simple.
Step-by-Step Guide:

Step 1: Open Disk Management as before.

Step 2: Look for unallocated space (it’s marked as a black bar).

Look for unallocated space


Step 3: Right-click it and choose ‘New Simple Volume.’

choose ‘New Simple Volume.’


Step 4: Follow the wizard—pick the size, set a drive letter, and format it as NTFS.

Step 5: Name it (like “Photos”) and hit ‘Finish’ to create the partition.

I made a new partition on my SSD to try out Linux. The wizard was clear as day, and formatting wrapped up in a minute. I skipped assigning a drive letter once by mistake, but Disk Management let me fix it quick. Pro tip: map out your partition sizes first to avoid backtracking—I learned that after a redo!

Part 3: How to Fully Use Disk Management by Command Prompt (CMD) in Windows 10?

If you’re up for a bit more control, managing disks through Command Prompt (CMD) with DiskPart is a slick option. I’ve found it super fast for certain jobs, though it takes a little practice.

Method 1: View All Disk Partitions (Volumes)

Checking your disk setup via CMD is a speedy way to see what’s going on, especially when troubleshooting.

Step-by-Step Guide:

Step 1: Press Win + R, type ‘cmd,’ and hit Ctrl + Shift + Enter to open CMD as admin.

open CMD as admin


Step 2: Type diskpart and press Enter.

Type diskpart


Step 3: Type list disk to see all your disks.

Step 4: Type select disk X (X is the disk number) and hit Enter.

Step 5: Type list partition to view all partitions on that disk.

I used this to peek at a new external drive’s partitions. It was much faster than poking around in Disk Management’s interface, spotting unallocated space in a flash. The commands seemed tricky at first, but after a couple of runs, I was zipping through drive checks like a pro.

Method 2: Format Hard Drive

Formatting a drive in CMD wipes it clean and sets a fresh file system—great for starting over or fixing pesky errors.

Step-by-Step Guide:

Step 1: Open CMD as admin and type diskpart.

Open CMD as admin


Step 2: Type list disk, then select disk X (X is your drive).

Step 3: Type clean to wipe all data (careful—this is permanent).

Step 4: Type create partition primary to set up a new partition.

Type create partition primary


Step 5: Type format fs=ntfs quick to format as NTFS, then assign to add a drive letter.

I revived a wonky USB drive with this method, and it was good as new in under a minute. The ‘clean’ command felt a bit nerve-wracking since it erases everything, but checking the disk number three times kept me out of trouble. It’s quicker than the GUI and makes you feel like a tech wizard.

Method 3: Change Drive Letter

Changing drive letters in CMD is a neat trick to organize your drives or sort out conflicts without all the clicking.

Step-by-Step Guide:

Step 1: Open CMD as admin and type diskpart.

type diskpart in CMD


Step 2: Type list volume to see all volumes.

Type list volume


Step 3: Type select volume X (X is the volume number).

Type select volume


Step 4: Type assign letter=Y (Y is your new letter, like D).

Step 5: Type exit to quit DiskPart.

I swapped my external drive’s letter from F to D to fit my workflow, and it was done in seconds. I picked a taken letter by mistake once, but CMD’s error message nudged me to fix it fast. It’s a no-fuss method that outpaces the GUI’s menu maze.

Part 4: WPS Office — Best Office Software on Windows 10

WPS Office with AI


WPS Office is a free, all-in-one suite that’s a fantastic match for your Disk Management in Windows 10 tasks. I’ve used it to scribble notes or whip up reports while sorting my drives, and it’s a total winner. Here’s why it rocks:

  • Made for Windows 10: Runs like a dream with smooth performance and quick response.

  • Blends In Perfectly: Loves dark mode, the new taskbar, and snap layouts for multitasking.

  • Light and Speedy: Installs fast, launches in a blink, and doesn’t slow your system.

  • WPS AI Goodies: Comes with AI tools for resumes, grammar fixes, and data crunching.

AI Spell Check function


WPS Office’s dark mode pops on Windows 10, and snap layouts let me tweak disks while editing a report side-by-side. The AI grammar check polished my notes in a flash, and its light footprint kept my laptop zippy, even during heavy disk tasks. It’s a free, agile alternative to Microsoft Office that I’m hooked on.

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FAQs

Q1: How do I open Disk Management in Windows 10?

Right-click the Start button and pick ‘Disk Management,’ or type ‘Create and format hard disk partitions’ in the taskbar search.

Q2: How to initialize a new disk in Windows 10?

In Disk Management, right-click the new disk (marked ‘Unallocated’), choose ‘Initialize Disk,’ select GPT or MBR, and follow the prompts to format.

Q3: How do I see all disks in Windows?

Search ‘Computer Management’ in the taskbar, then head to Storage > Disk Management to view all disks.

Q4: How to Use the Windows DiskPart Command to Manage Your Hard Drive in Windows 10?

Open CMD as admin, type diskpart, and use commands like list disk, select disk X, clean, create partition primary, format fs=ntfs, and assign letter=X to check disks, format drives, create partitions, or change letters.

Summary

Nailing Disk Management in Windows 10 is a breeze with this guide, walking you through partitioning, creating volumes, and using CMD’s DiskPart for formatting or switching drive letters. Whether you’re shrinking partitions or formatting via CMD, you’ve got the know-how to rule your storage, though moving partitions calls for extra tools. Level up your setup with WPS Office, a free, Windows 10-ready suite with AI features that make managing documents a snap alongside disk tasks. Download it at wps.com to keep things smooth. I’ve used these tricks to clean up my drives and paired them with WPS Office for reports, making my work quicker and way less stressful.

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15 years of office industry experience, tech lover and copywriter. Follow me for product reviews, comparisons, and recommendations for new apps and software.