The PIN (Personal Identification Number) enables secure SIM card and network access. It is provided with your SIM card. If the PIN code is entered wrongly three times, the phone is locked and requires ...

If you’ve just switched over your phone’s data plan to GiffGaff to save some money, congrats – GiffGaff is a solid, reliable network. But how do you actually activate a GiffGaff SIM card? As always, ...

It may be useful to change the PIN code of a newly purchased iPhone (if the PIN is set to 0000 by default for example) or for safety reasons to protect from fraudulent use of your phone in case of ...

You can change the PIN code The code comes with a 4-digit PIN code that is not related to the mobile security, but it adds a layer of security to prevent your SIM card from any unauthorized use.

And if you don’t have your own phone number memorized, well, it goes without saying that you’ll need to look that up, too. Here’s where to find these three numbers on your iPhone.