Transmac Drive Has Been Locked By Another Program //free\\ May 2026

If you have the USB folder open, Windows "locks" it to display files. Close all Explorer windows.

How to Fix "Transmac Drive Has Been Locked By Another Program"

Right-click "This PC" > > Services & Applications > Services . Find Windows Search , right-click it, and hit Stop . 🖥️ Method 3: Use the "Format Disk for Mac" Command Transmac Drive Has Been Locked By Another Program

Type list disk to find your USB (look at the size to identify it). Type select disk X (Replace with your USB's number). Type clean . Warning: This erases everything on the USB.

Windows and macOS use different file systems (NTFS/FAT32 vs. APFS/HFS+). When you plug a Mac-formatted drive into Windows, the OS gets confused. It may try to "fix" the drive or repeatedly prompt you to format it, which keeps the drive "busy" and prevents TransMac from gaining exclusive access. If these steps didn't work, tell me: What are you using? Are you using a USB 2.0 or 3.0 drive? Did you get a specific error code ? If you have the USB folder open, Windows

Follow these steps to break the lock and get back to imaging your drive. ⚡ Quick Fixes to Try First

Once formatted, try the option again. 🚫 Why is this happening? Find Windows Search , right-click it, and hit Stop

Security software often "hooks" into a USB drive the second it's plugged in to scan for malware, creating a lock.

TransMac has a built-in formatting tool that sometimes works better than the restoration tool when a lock is present. In TransMac, right-click your USB drive. Select . Give it a generic name and let it finish.

Temporarily disable Windows Defender or your 3rd party antivirus (McAfee, Avast, etc.).