If you want to use a WAP browser just click on the wap browser icon. You have two browser icons, 1 is internet browser and the other is wap browser. If you want to change the BB browser to WAP do it in the general properties first and save then in the browser configuration and save.
You do also have a wap browser icon although it may be hidden or in another folder. To change the connection type for the BB browser, at application screen click options > advanced options > browser > set default browser configuration to the setting other than hotspot or internet and save the change.