When the devices return factory settings, the Bluetooth device name also returns default.There is a limitation on the number of characters that is to be set as a Bluetooth device name.The application cannot change the Bluetooth device name during making pair and Bluetooth connection.When you make pair and Bluetooth® connection using the NFC function, the device name is decided from the information of the smartphone or tablet and there’s possibility that the device name will not be changed.DO NOT operate other applications (i.g.: YVC series firmware updater/YVC-1000 configurator) when you use this software.click on the bluetooth tab, next to the icon there is a writable. right click your device, click Properties 6. on start menu, search 'control panel' to get the old interface3. DO NOT disconnect the USB cable and/or power off the YVC-1000/YVC-1000MS/YVC-330/YVC-300/YVC-200 while the software is running. This will open a small windows that will display any installed Bluetooth object in the main frame, and the bottom will give you the option to manage devices. connect the bluetooth device (for me I connected my Bose Soundlink mini)2.Users have to execute the software at own risk and Yamaha will not be responsible for any kind of loss. Enter a new name and select Next.You may be asked to sign in. Select Start > Settings > System > About. No support will be provided for this Beta Software Versions. Rename your device to make it easier to identify if you use multiple computers with your Microsoft account.