PM does not lock devices. Your phone might be locked from previous provider if phone is old. I would not be surprised if provider was Telus and PM SIM worked with no problem since it is the same company.
Find your PUK: https://www.publicmobile.ca/en/on/get-help/articles/where-to-find-your-puk
- SIM network PIN blocked. Enter SIM network PUK - is asking for the phone’s (often Samsung) “master code" after entering the wrong code too many times. Samsung and/or your previous carrier can give you this.
- SIM network unlock PIN" is asking for your previous carrier's unlock code - just contact them with your IMEI (dial *#06# to get it) and they'll give it to you. If you enter this incorrectly too many times, you'll get the error message above.
- PIN unlock key (PUK) is a SIM-specific code used to prevent unauthorised use of a SIM card.
The PIN (Personal Identification Number) enables secure access to the SIM card and network. It is provided with your SIM card.
If the PIN code is entered incorrectly 3 times, the phone is locked (except for emergency calls) and requires a PUK (Personal Unlock Key) to reactivate it.
