PTEDIT is a legacy free partition table editor that was originally developed by PowerQuest and later maintained by Symantec. Though officially discontinued, this lightweight utility remains useful for advanced users who need to quickly and directly modify partition tables on Windows systems.
PTEDIT | Free Portable Partition Table Editor


What Can PTEDIT Be Used For?
- Mark partitions as active (bootable) from within Windows
- Toggle partition type IDs for different operating systems
- Modify MBR partition tables without rebooting
- Edit hidden partition flags for recovery partitions
- Fix boot errors caused by inactive partitions
Key Features:
- Lightweight: Under 500KB when extracted
- Truly Portable: Can run from USB flash drives or external storage
- Graphical Interface: Simple interface for visual editing
- Windows Compatible: Works on Windows XP and earlier (limited support for Vista/7)
- Direct Disk Access: Offers low-level editing of MBR partition entries
Specifications and Downloading:
- Extracted Size: 493KB
- Author Website: symantec.com (discontinued)
- License: Freeware (legacy tool)
- Supported Operating Systems: Windows XP and earlier (may require compatibility mode on Windows 7+)
- Rating: 4 Star
- Download: Last known version available here:
Download PTEDIT (ZIP)
Is PTEDIT Still Safe to Use?
Yes — as long as you understand what you're doing. PTEDIT modifies the Master Boot Record (MBR) directly. Misuse can lead to an unbootable system. Use only if you're experienced with partition structures or working in a test environment.
Modern Alternatives
While this partition editing tool is useful for MBR systems, newer tools support GPT partition tables and modern UEFI environments. Consider these alternatives:
- GParted Live – A free Linux-based partition editor
- MiniTool Partition Wizard – A full-featured Windows partition manager
- EaseUS Partition Master – Another popular GUI-based partition tool
- DiskPart – Built-in Windows CLI partition utility
Conclusion
If you're working on legacy systems, PTEDIT remains a powerful and lightweight tool for directly editing partition table entries from within Windows. Though discontinued, it still finds use among tech savvy users and IT professionals. Just be sure to use it with caution, and always make a backup before making any changes to your disk structure.