![]() ![]() The USB device must contain a GUID in its programmable ROM.USB 2.0 devices are typically recommended over USB 3.0 as they tend to be more reliable and universally recognized by computers.Unlike most server hardware, speed is not a primary concern for Unraid, as it runs from RAM once booted. Like most servers, this particular piece of hardware should focus on durability and reliability. They come in different capacities, have different USB protocols, read and write data at varying speeds, come in all shapes and sizes and, most importantly, have different lifespans. USB flash devices have become almost universal across store shelves. The device is physically too large - you want to replace the USB flash device with a smaller, more compact unit to fit a constrained space.The device is too slow or does not have enough storage - while 2 GB should be more than enough space, it is possible that your device fills up with data, or becomes increasingly slow to access. ![]() ![]() The device has been lost or stolen - you have misplaced your USB flash device, or it has been stolen.The device is failing or has failed - the server refuses to boot, files are disappearing from the USB device, or the device repeatedly goes into read-only mode.There are numerous reasons for which you may need to replace your USB flash device containing Unraid OS, preventing data loss and minimizing downtime for your Unraid server. Why replace your USB flash boot device? The process by which you replace your USB flash device and transfer its content, configuration, and your Unraid OS license is detailed in this article, along with recommendations on your choice of new USB flash device. It is important to understand when and how to replace your USB flash device. If this device fails or is about to fail, you are at risk of losing data and your system configuration. The USB flash device used to boot up Unraid contains the operating system and your configuration. Once this is done, the previous Flash device is blacklisted and cannot be used with Unraid going forward. The BIOS flashing process is going to start, and the progress would be shown on the screen.Replacing your Unraid USB Flash Device transfers the license to a new USB Flash Device. Then click the Flash Upgrade button or press the Enter key. Use either the mouse or the Tab key to highlight the Flash Upgrade button. The filename would be populated in the Current Path: and the BIOS Upgrade File: fields. On the update screen, using either the mouse pointer (if available), or the Tab key, highlight the file name of the BIOS. Under OTHER OPTIONS, select BIOS Flash Update. Turn that computer on and enter the boot menu by tapping the F12 key at the Splash screen as the computer starts up. Plug the USB flash drive into the computer that you want to flash the BIOS to. # must be replaced with the drive letter assigned to your flash drive.Ĭopy the BIOS update file to the newly formatted USB flash drive. Type the following command into the PowerShell window and press the Enter key. Open PowerShell with Administrator Privileges from the start menu. Yes, you can still use PowerShell commands to format larger drives with FAT32: No, ensure that your flash drive is formatted as FAT32 when you open File Explorer and right-click the Flash drive and select Format. Most Linux operating systems use exFAT based file systems.) Is the flash drive larger than 32 GB? (Microsoft set a 32 GB limit for a FAT32 partition. Note: You must have administrator privileges on your computer to use the following instructions.īrowse to the Dell Drivers & Downloads page and identify your Dell computer using the Service Tag or Express Service Code.Ĭlick Download and save the file to your computer. ![]()
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