Transmac Drive Has Been Locked By Another Program Hot May 2026

Go to . Toggle Real-time protection to OFF temporarily. Try the imaging process again in TransMac. 5. Format the Drive to FAT32 First

TransMac Error: "Drive Has Been Locked by Another Program" – Causes and Fixes transmac drive has been locked by another program hot

Check your System Tray (bottom right corner). Close any disk utilities, antivirus scanners, or cloud storage apps (like OneDrive or Dropbox) that might be "watching" the drive for changes. 3. Use Diskpart to Clean the Drive (Most Effective) Type diskpart and press Enter.

The error occurs because Windows is protective of its file system. When you plug in a USB, several background processes immediately "grab" the drive to index files, check for errors, or simply display it in File Explorer. Because TransMac needs exclusive, low-level access to rewrite the partition table, any other process holding onto that drive will cause a conflict. and Run as Administrator .

Before diving into technical fixes, ensure TransMac has the necessary permissions to override system locks. Close TransMac completely.

Type select disk X (Replace with your USB’s number, e.g., select disk 2 ). Be extremely careful here; don't select your hard drive.

Search for in your Start menu, right-click it, and Run as Administrator . Type diskpart and press Enter.

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