Asus WL-120g V2A User Manual page 27

Chapter 3 - Reference
Activate Configuration
Auto roaming is enabled by default and will automatically switch to stronger
access points. You can uncheck it if you have many access points and do
not want to constantly switch to different networks. If you want to use a
particular profile. You can also check it here.
Taskbar Right-Click
28 ASUS WLAN Card