Serial numbers improve the user experience with any USB device in general with Windows, because they allow Windows to keep track of devices no matter what USB port they are plugged into. Additionally, if serial numbers are implemented on the device's model, all devices of the same model must have unique serial numbers. USB serial numbers maybe optional for other device classes unless the device class or required user experience make it necessary. Host Wire Adapters and Device Wire Adapters (Class Code 0圎0, subclass 02).

Communication device class (Class Code 0x02).

Bluetooth (Class Code 0圎0, SubClass 0x01, Protocol 0x01).

USB serial numbers must be implemented for the following device classes: This requirement validates that USB serial numbers are implemented for specific device classes and are unique across specific device models. Device.Connectivity additional documentation.Tests in this feature area might have additional documentation, including prerequisites, setup, and troubleshooting information, that can be found in the following topic(s): 2 Type the “dir ” command in the Prompt and press Enter.This test verifies that device serial numbers are unique. How to find or check USB serial number in Windows 10/8/7? 1 Press “Win + R” to open run box, and type “cmd” to enter Command Prompt. How to find USB serial number in Windows 10/8/7? 3 Then click “Apply” to execute the operation. 2 You can set the new USB serial number in this window like 123456. Right-click the USB, and choose “Advanced” > “Change Serial Number”. How to change USB serial number without formatting without formatting?Ĭhange USB serial number without formatting 1 Insert USB into a computer, and launch AOMEI Partition Assistant Professional. Open Command Prompt, and execute the command: dir again, and you will find the USB serial number has been changed, different from above. The information of the USB will be showed on a pop-up window, then click “Start”. Double-click the PC icon, then right-click the USB flash drive and select “Format”. How to change the serial number of a USB flash drive? Serial numbers cannot be ‘edited’ as such – they can be written to new products (such as a new logic board), but an existing serial on a logic board cannot be rewritten. 4.In the next window, double click the current name and type in the new one.ġ Answer.Select Storage Information from the Actions drop-down menu in the top right corner.Select the USB disk you would like to rename.Find Control Panel > Storage & Snapshots > Storage > External Storage.

Verify usb drive serial number