First, ensure you are using a compatible device.
Next, ensure you are using the device’s default browser. The user agent of some third-party browser’s may purposely misrepresent the device, resulting in an incorrect download format.
If you are still experiencing difficulty, you may enter the corresponding URL directly to your device's browser .
The default BlackBerry browser allows users to modify their user agent from the browser options. To access this setting, launch the browser, select Menu > Options > Browser Configuration. Ensure that the Emulation Mode is set to "BlackBerry."