Transmac Drive Has Been Locked By Another Program Hot Direct
: Ensure you are running TransMac with full administrative privileges by right-clicking the application and selecting Run as administrator Disable Security Software : Temporarily disable Windows Defender Real-time Protection
When you right-click on a locked drive or file, the Unlocker option appears. Select it to see all processes currently locking the item, then choose or "Unlock All" to release the drive.
If TransMac continues to throw locking errors despite troubleshooting, you can achieve the exact same result using alternative imaging software. is a free, open-source tool that successfully writes macOS .dmg files to USB drives on Windows without the strict locking issues common to TransMac. transmac drive has been locked by another program hot
Re-open TransMac as an administrator and format the drive to or flash your DMG image. 4. Disable Windows Search Indexing Temporarily
If you are still experiencing issues with your drive, let me know: What are you running? What is the size and brand of your USB drive? : Ensure you are running TransMac with full
Close any disk tools like Rufus, Etcher, or Partition Wizard. 3. Use "Clean" via Command Prompt
: Ensure no windows are open showing the drive's contents. is a free, open-source tool that successfully writes macOS
Sometimes the service tries to index the USB drive as soon as it's plugged in. Press Win + R , type services.msc , and hit Enter. Scroll down to Windows Search . Right-click it and select Stop .
The "TransMac drive has been locked by another program" error primarily occurs because Windows or another application is using your drive before TransMac can access it. This is typically a software lock rather than a hardware problem.
: Right-click the TransMac shortcut and select Run as administrator . Without elevated privileges, the program may not be able to override existing system locks on the disk.
The error message is a frustrating roadblock for Windows users trying to create a bootable macOS installer or access Mac-formatted drives. This error occurs because the Windows operating system protects active drives from being modified by third-party software.