07-11-2012 09:38 AM
If you are annoyed by the BlackBerry Messenger application and messages, delete the app.
Options > Advanced > Applications. Scroll to BlackBerry Messenger, and delete it.
PIN: C0001B7B4 Display/Scan Bar Code
PIN: C0005A9AA Display/Scan Bar Code
07-11-2012 09:42 AM
Well in that case I would suggest you to kindly delete BlackBerry Messenger App from your BlackBerry, because there is no way to Block your PIN.
Hope this resolves your Problem!
If your problem has been resolved then would request you to Click on "Like" and accept as "Solution" so that other Advisors doesnt invest there time on this Message anymore.