Do the same with "Vertical Sensitivity."Click on "Menu" and then "Save."Press "Alt" plus "Cap" plus "Backspace" or "Alt" plus "Cap" plus "Delete" at the same time on your keypad.
The specific combination of keys depends on your Curve model. If the trackpad still doesn't work after a soft reboot, try a hard reboot.
The update process takes 30-45 minutes to complete.Simply follow the prompts to install it and allow it to run once it has finished installing.Now that Black Berry Desktop Software has been installed and is running on your computer, you’ll need to plug in your Black Berry smartphone.If there is an update, a message box similar to the screenshot above will be presented asking if you want to perform the update; click ‘Get Update’ to start the update process.The next step is to confirm that you want to backup your device data and restore it after the update.