To open the C drive in Windows 10, press Windows + E to open File Explorer, click This PC, and double-click Local Disk (C:). You can also press Windows + R, type C: and press Enter. The C drive holds Windows and installed programs, so browse freely but avoid moving or deleting anything in the Windows or Program Files folders. Windows 10 reached end of support on October 14, 2025. Consumer Extended Security Updates (ESU) now run until October 12, 2027.
Quick Answer
Windows + E > This PC > Local Disk (C:). Or type C: in the File Explorer address bar or the Run box.
Ways to Open the C Drive
- File Explorer: Press Windows + E, click This PC in the left pane, and double-click Local Disk (C:).
- Address bar: Click the address bar in any File Explorer window, type C: and press Enter.
- Run box: Press Windows + R, type C: and press Enter.
- Command line: In Command Prompt, type
cd /d C:and press Enter.
What’s in the C Drive
| Folder | Contains | Safe to change? |
|---|---|---|
| Users | Your Documents, Desktop, Downloads and AppData | Your own files, yes |
| Program Files / Program Files (x86) | Installed apps | Uninstall apps instead |
| Windows | The operating system | No |
| ProgramData (hidden) | Shared app data | Only if you know what it is |
Troubleshooting
- “You don’t currently have permission”: Click Continue if you’re an administrator. Don’t change ownership of system folders.
- C drive not listed: Check View > Navigation pane is on, or use the address bar.
- Hidden folders missing: Tick View > Hidden items. See showing hidden files and showing AppData.
- C drive nearly full: See finding large files.
Frequently Asked Questions
Why is C: called Local Disk?
It’s the default label. You can rename it by right-clicking and choosing Rename.
Can I install apps on another drive?
Many installers let you choose a folder; Store apps can move in Settings > Apps.
Is it safe to delete files from C:?
Only your own files. Use Disk Cleanup or Storage settings to remove system clutter safely.
Summary
- Open File Explorer with Windows + E.
- Click This PC, then Local Disk (C:).
- Or type C: in the address bar or Run box.
- Leave the Windows and Program Files folders alone.
Kermit Matthews is a freelance writer based in Philadelphia, Pennsylvania with more than a decade of experience writing technology guides. He has a Bachelor’s and Master’s degree in Computer Science and has spent much of his professional career in IT management.
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