About the “Support by Sony” App
When you install the “Support by Sony” app on your smartphone, you can get software update information conveniently.“Support by Sony” app - Find information and get notifications about your product:
News & Alerts
Tips & Tricks
Visit the “Support by Sony” website at sony.net/SBS, and bookmark the model name of the unit, “XAV-AX4000” or “XAV-AX4050”, when you visit the website.