Disk Utility in Windows: A Guide to Disk Management
Download nowWindows doesn't have a tool called 'Disk Utility' like macOS does, but its closest equivalent is Disk Management — the built-in graphical utility for partitioning, formatting, and managing drives.
Updated August 9, 2026 · PC Utility Hub Editorial Team
Opening Disk Management
- 1Right-click the Start button and choose Disk Management, or
- 2Press Win+R, type diskmgmt.msc, and press Enter.
What you can do in Disk Management
- View all connected disks, their partitions, and free/used space visually.
- Shrink or extend an existing volume without a full format.
- Create, delete, and format partitions.
- Assign or change drive letters.
- Initialize new disks and convert between MBR and GPT.
- Mark a partition active or set it online/offline.
Disk Management vs diskpart vs chkdsk
| Tool | Purpose | Interface |
|---|---|---|
| Disk Management | Partition/volume management with visual confirmation | GUI |
| diskpart | Same tasks via scriptable commands, plus a few advanced options | Command line |
| chkdsk | File system integrity and bad sector checking, not partitioning | Command line |
Checking a drive for errors from Disk Management
Disk Management itself doesn't run error checks; instead, right-click the drive in File Explorer, go to Properties > Tools > Check, which launches the same chkdsk engine covered in the chkdsk guide.
When Disk Management options are grayed out
Extend Volume is disabled if there's no adjacent unallocated space, or if the volume is not the rightmost partition on an MBR disk. In these cases, diskpart sometimes exposes the same operation, but more often you need third-party partition software or to delete and recreate partitions in the right order (back up first).
Frequently asked questions
- Is there a Windows equivalent to Mac's Disk Utility app?
- The closest built-in equivalent is Disk Management (diskmgmt.msc), though it has fewer disk-repair features; chkdsk covers the repair side.
- Can Disk Management repair a corrupted drive?
- No, use chkdsk (via Properties > Tools > Check, or the command line) for repairs. Disk Management only handles partitioning and formatting.
- Why can't I see my new drive in Disk Management?
- New drives often need to be initialized first — right-click the disk (not partition) in Disk Management and choose Initialize Disk.
Related pages
- DiskpartOverview of the diskpart cmd tool and its core disk and partition commands.
- CHKDSKOverview of the chkdsk utility, its switches, and how it fits into Windows disk maintenance.
- Diskpart Clean & Format USBCommands to safely wipe and reformat a USB flash drive with diskpart.
- Disk DefragmenterThe Windows tool for defragmenting HDDs and optimizing SSDs, now called "Optimize Drives."