6How to use QR codesYou will find QR codes* throughout the user guide. These QRcodes will help you to install the Sony | Hearing Control app or toview instructional videos.Follow these simple steps to start using the QR codes in this guide:1. Open the QR Code reader or smartphone camera on yourphone.2. Hold your device over the QR Code so that the QR code isclearly visible within your smartphone’s screen.3. The phone will automatically scan the QR code. When yoursmartphone reads the QR code, a link will appear. Click the linkto go to the video.* QR Code is registered trademark of DENSO WAVE INCORPORATED.