How to enable legacy mode on Blackberry 9650

How to enable legacy mode on Blackberry 9650 instructions.
1. Press the Blackberry Button, and go to options, OR select Open Tray and then scroll down and select options.

2. Using the keypad, type “service book” (without the quotes)

3. Select edit/view service books OR if you see service books, highlight and select it

4. now hold the Alt Key and type “sbeb” (without the quotes)

The phone should now say Legacy enabled