To troubleshoot and resolve the "TransMac drive has been locked by another program" error, follow these steps:
Right-click any process using that drive and select . Alternative if TransMac Still Fails Transmac Drive Has Been Locked By Another Program
: Ensure your USB drive doesn't have a physical write-protect switch. You can also try clearing software write-protection in Diskpart by typing attributes disk clear readonly after selecting the disk. Step 4: Alternative Tools To troubleshoot and resolve the "TransMac drive has
If TransMac continues to fail, several alternatives are widely used for creating macOS bootable media on Windows: UUByte DMG Editor Transmac Drive Has Been Locked By Another Program
Understanding and Fixing the "TransMac Drive Locked" Error When using TransMac to create bootable macOS installers or manage Apple-formatted drives on Windows, users frequently encounter the error: "The drive has been locked by another program."