06-03-2013 06:46 PM
Solved! Go to Solution.
06-03-2013 07:09 PM
Natively on the phone, you cannot disable the touchscreen. Luckily, there are third-party apps that will do that for you. Have a look at TalkLock, one of the more popular ones:
The app is quite well reviewed in BlackBerry World and it's free.