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FORMATTING THUMB DRIVE AS OS X BOOT DISK INSTALL
FORMATTING THUMB DRIVE AS OS X BOOT DISK PORTABLE
FORMATTING THUMB DRIVE AS OS X BOOT DISK CODE
FORMATTING THUMB DRIVE AS OS X BOOT DISK DOWNLOAD

Important! In the code of the device instance, the part after the second “\” should be deleted (we delete 9876543210ABCDEF&0 in our example). We need the sections cfadisk_device and cfadisk_device.NTamd64. To edit it, open cfadisk.inf in any text editor.

FORMATTING THUMB DRIVE AS OS X BOOT DISK INSTALL

Suppose we are going to install a driver on the 64-bit system. On Details tab in the Device Instance Path setting, select and copy ( Ctrl + C) the code for the device instance. To do it open Device Manager and select the properties of your USB drive. The next step is to identify the device ID of your USB / SD flash drive.

cfadisk.inf – is the installation file with driver settings.Both archives have identical structure and consist of two files:

FORMATTING THUMB DRIVE AS OS X BOOT DISK DOWNLOAD

You need to download the version of the driver according to the bitness of your system.

Hitachi Microdrive version for 64-bit systems – Hitachi Microdrive 圆4 (3.6 Kb).

Hitachi Microdrive version for 32-bit systems – Hitachi Microdrive x86 (2.9 Kb).

As a result, the system assumes that it works with a usual hard disk, which can be split into several partitions available in the system simultaneously. Using this driver, you can hide from the system that the connected device is removable. We will use a filter driver for USB flash drives by Hitachi ( Hitachi Microdrive driver), which allows to change the USB device type from removable to fixed (USB-ZIP -> USB-HDD) at the OS driver level.

To mount a USB flash drive or an SD card as a hard drive, you need a special filter driver, which allows you to modify data sent via the system stack of the current device driver. Hitachi Microdrive Filter Driver for USB Flash Drives In the event that the BootIt utility did not help to change the RMB bit on a removable drive, try the following method based on the Hitachi Microdrive filter driver. Using Device Manager, make sure that its type has changed from Removable to Basic.

Select your USB flash from the list of devices.

You can download BootIt from Lexar website lexar_usb_tool.zip In addition, when flashing the controller, you can lose the warranty on the USB flash drive and the process can make it unworkable. Judging by the reviews, the “Flip removable bit” function does not work on fast USB 3.0 flash drives. The utility is guaranteed to work with Lexar flash drives. The BootIt utility supports all versions of Windows, starting from Windows XP and finishing with Windows 10. Despite the fact that the utility Lexar BootIt is developed only for Lexar devices (Micron, Crucial), it can work with flash drives from other manufacturers.

FORMATTING THUMB DRIVE AS OS X BOOT DISK PORTABLE

This is a free portable program that can change the RMB of a removable drive and make a removable USB device fixed (or vice versa). Recently I got a pretty interesting tool – Lexar BootIt. Although both of these methods are quite old and I originally tested them in Windows 7, they continue to be relevant and work equally well in modern Windows 10. In this article we’ll take look at two ways to change the RMB bit on a USB stick: using the Hitachi filter driver (changes are made only at a specific computer on the driver level) and changing the removable bit in the controller firmware using the BootIt utility from Lexar (more universal way, but there is a number of restrictions and is not applicable to all models of USB flash drives and SD cards).