Some users have found success by temporarily turning off Windows Defender Real-time Protection or third-party antivirus software.
: Change the "Boot selection" dropdown to DD Image mode to allow it to write macOS DMG and ISO files. To help find the right fix, tell me: What version of macOS is the DMG file for? Have you tried another USB port or rebooting your PC ? Do you have third-party antivirus software running? Share public link
Type select disk X (Replace with your actual USB disk number). Type clean . Warning: This erases everything on the drive.
This public link is valid for 7 days and shares a thread, including any personal information you added. This link or copies made by others cannot be deleted. If you share with third parties, their policies apply. Can’t copy the link right now. Try again later. transmac drive has been locked by another program hot
If another background task is interacting with that drive, Windows will deny TransMac's request, triggering the error. The most common culprits include:
If you are still experiencing issues after trying these steps, you may want to try using a different USB port on your computer, or perhaps even a different USB drive entirely, to rule out hardware failure. Share public link
Dedicated tool optimized for building macOS bootable installers on Windows. Open Source Some users have found success by temporarily turning
Note: Remember to turn this back on after completing the task.
To help narrow down the exact cause of your issue, let me know: Which are you currently running?
Below are social-ready posts you can use to share the "hot" fixes for this issue. Option 1: Quick "Hot Fix" (Best for Social Media/Twitter) 🚨 Stuck with a "TransMac Drive Locked" error? 🚨 Have you tried another USB port or rebooting your PC
Press the , type cmd , and press Ctrl + Shift + Enter to open an elevated Command Prompt. Type diskpart and press Enter .
Saying the drive I want to use is locked? How do I fix this?
Always right-click the TransMac icon and choose . This gives the application higher-level permissions to override simple file locks. B. Close File Explorer and Other Programs
1️⃣ Right-click TransMac and select "Run as Administrator." Essential!2️⃣ Kill Explorer: Open Task Manager and end any processes related to the USB drive.3️⃣ The Nuclear Option (Diskpart): Open CMD (Admin)