D-Link AX1500 Product Overview page 23

Section 2 - Installation
Keeping your router's firmware up-to-date provides you with the latest security
upgrades and new features over the air. Choose whether to keep your device
up-to-date automatically or to manage the device updates by yourself.
Click Next to continue.
You will be presented with a summary of your settings.
Click Next to apply the settings or Back to make changes.
D-Link R15 User Manual 18