Read community-driven fixes and discussions regarding TransMac issues on the Hackintosh Reddit forum
This is a common but frustrating issue for users of TransMac (a Windows tool for reading/writing macOS drives). The message indicates that Windows or another process has an exclusive lock on the target drive, preventing TransMac from accessing it.
Real-time protection is a notorious cause of this error.
TransMac requires exclusive access to the USB drive to format it to a Mac-compatible file system (like HFS+ or APFS) and write raw image data. The error happens when: is browsing the drive. Antivirus software is scanning the drive. Another disk tool is accessing the device. The drive was not properly ejected previously. Top Solutions to Fix TransMac Drive Locked Error Follow these solutions in order to resolve the issue. 1. Close All File Explorers and Programs Transmac Drive Has Been Locked By Another Program
Before diving into complex system settings, try these quick troubleshooting steps:
Go back to TransMac, right-click the USB drive, and select . 5. Use the Task Manager to Kill Conflicting Processes
Right-click the TransMac icon on your desktop or Start Menu. Select . Try the operation again. 2. Close Windows Explorer and Other Programs TransMac requires exclusive access to the USB drive
Before diving into the issue, let's briefly discuss what Transmac is. Transmac is a popular software tool for Mac and Windows users that allows them to access, read, and write files on external hard drives or USB drives formatted for Mac on a Windows computer. It's an essential utility for users who need to transfer files between Mac and Windows systems.
If you are a Windows user who manages Hackintoshes, repairs Mac drives, or creates macOS bootable USBs, chances are you rely heavily on , the gold-standard software for handling HFS and APFS file systems.
. This removes all partition and signature information from the disk. Another disk tool is accessing the device
and look for any disk utility programs or third-party file managers. End those tasks. Process Explorer : If you still can't find the culprit, use Microsoft Process Explorer
Open the Start menu, type cmd , right-click it, and select . Type diskpart and press Enter.
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Look for under the "Apps" or "Background processes" section. Right-click Windows Explorer and select Restart .