you might want to try your luck with the Findmy service to remotely lock and wipe the phone
@Koangmach895 - we are all customers like you here and have no access to your account.
See how to report lost / stolen: https://www.publicmobile.ca/en/on/get-help/articles/lost-or-stolen-phone
See "How To Change Your SIM Card" at the bottom of this Help Article: https://www.publicmobile.ca/en/on/get-help/articles/sim-swap-fraud
If issues with your My Account access, click here to request a SIM Swap with the Public Mobile Customer Support Agents (CSA): Submit ticket for a SIM SWAP