- Press the Phone button.
- In Phone dialler mode, enter # # followed by the 6-digit lock code (provided by Bell Mobility) and then press SEND.
- Tap the Dial button.
- Enter your phone number in the Phone Number (MDN) field.
- Enter your phone number again in the MSID field.
- Make sure that the Home SID is 16420 and that the Home NID is 65535. Correct them in necessary.
- Tap the Save button. A confirmation message appears.
- Click on OK. There will be a pause for a few seconds and then the Treo will restart.