D-Link AMPLIFI DAP-1525 User Manual page 23

Section 3 - Configuration
WMM Enable:
WMM (Wi-Fi Multimedia) is QoS for your wireless network. Tick this box to improve the quality of video and voice applications
for your wireless clients. This feature is not available in 802.11n configurations.
Security Mode: Refer to page 69 for more information regarding the wireless security.
Enable: Enable the Wi-Fi Protected Setup feature.
PIN: Shows the current value of the access point's PIN.
Generate New Create a random number that is a valid PIN. This becomes the access point's PIN. You can then copy this PIN to the user interface
PIN:
of the user.
Reset PIN to Default:
Restore the default PIN of the access point.
D-Link DAP-1525 User Manual 23