: Right-click the Rufus executable and select Run as administrator to grant it necessary system permissions.
Temporarily disable your antivirus software, run Rufus again, and re-enable it afterward. 3. Close Applications Using the USB Drive
Type attributes disk clear readonly to remove write protection.
Now run Rufus again. The drive is now a blank slate. rufus access to device denied windows 7
stored on the same USB drive you are trying to format. Move it to your desktop or C: drive before starting. Disable Antivirus
create partition primary
Antivirus software is the most frequent cause of "Access Denied" errors in Rufus. It flags low-level formatting as suspicious activity. : Right-click the Rufus executable and select Run
Search for or Controlled Folder Access .
Before deep diving, eliminate the obvious:
After ending explorer.exe , relaunch Rufus manually via Task Manager ( File > New Task > browse to rufus.exe ). You’ll lose your taskbar/desktop until you restart explorer later. Close Applications Using the USB Drive Type attributes
: Security software or "Controlled Folder Access" might be "locking" the drive. Temporarily disable your antivirus or real-time protection and try again. Close File Explorer
Windows 7’s generic USB driver ( usbstor.sys ) can become corrupted.
Instead of using Windows format:
If the basic steps don't work, try these technical solutions: