How to set default audio in Windows 10 Option 1 In the taskbar, in the bottom right corner of the screen, click the "Speaker" Icon. Click the arrow next to the currently being used speaker. Click the speaker you want set as your default. Option 2 Click the start menu in the lower left corner of the screen. Start typing in "Sound" in the search bar and select "Sound". In the window that pops up, select the speaker you want set as your default and then click "Set Default". If you encounter some difficulties following the steps above, considering you have already purchased Restoro or you are someone who is in need of assistance on your computer, please contact our support and they will be happy to help you. Email: support@restoro.com