Transmac Drive Has Been Locked: By Another Program

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

Temporarily disable Windows Defender or your 3rd party antivirus (McAfee, Avast, etc.). Transmac Drive Has Been Locked By Another Program

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 ? How to Fix "Transmac Drive Has Been Locked