How do I change the PIN number on my Sony Ericsson phone?

X8 and X10

To change the PIN number on your phone:

1. Press the Menu key
2. Tap Settings
3. Tap Security & Location
4. Highlight Set up SIM card lock and Tap
5. Tap Change SIM PIN
6. Tap the text box to enter your Old PIN and then tap OK
7. Tap the text box to enter your New PIN and then tap OK
8. Tap the text box to re-enter your New PIN and then tap OK

Vivas

1. Press the Menu key (white key)
2. Tap Settings
3. Tap Phone
4. Tap Phone mangement
5. Tap Security
5. Tap Phone and SIM card
6. Tap PIN code
7. Enter your old PIN code in then tap OK
8. Enter your new PIN code then tap OK
9. Verify your new PIN code then tap OK

W995

1. Press Menu (Navi key)
2. Highlight Settings and Select (press Navi key)
3. Highlight General and Select (press Navi key)
4. Highlight Security and Select (press Navi key)
5. Highlight Locks and Select (press Navi key)
6. Highlight SIM protection and Select (press Navi key)
7. Highlight Change PIN and Select (press Navi key)
8. Enter Old PIN, then press OK (press Navi key)
9. Enter New PIN, then press OK (press Navi key)
10. Repeat New PIN, then press OK (press Navi key).