Transmac Drive Has Been Locked | By Another Program

The "Drive has been locked by another program" error in TransMac typically occurs when a Windows process—such as File Explorer, an antivirus, or disk management service—is actively accessing or monitoring the USB drive, preventing TransMac from gaining the exclusive control needed to format or write to it. Immediate Solutions

Solutions to Resolve the Error

Fix 6: Boot into Safe Mode

Safe Mode loads Windows with the absolute minimum drivers and services. No third-party antivirus, no indexing, no disk management tools. Transmac Drive Has Been Locked By Another Program

If software tweaks don't work, you can use the Windows command line to "clean" the drive of all partition data and locks. Search for in your Start menu, right-click it, and Run as Administrator and press Enter. to see all connected drives. Identify your USB drive number (e.g., Disk 2) by its size. The "Drive has been locked by another program"