Step One: Lock your wallet
As a first step, it's best to lock your wallet with a guardian.
If you have default Argent guardian, Metamask or a hardware wallet as your guardians, you can do this by going to https://security.argent.xyz/lock-wallet.
Your friends or family guardians can do this for you from within Argent > Profile > Security > Guardians > Who I protect tab.
If you find your phone again, you can unlock your wallet and carry on as normal.
Please note that if your wallet only has a default Argent guardian, the wallet will be locked for 5 days, you can't unlock it earlier.
But if you still don't have access to your phone:
Step Two: Recover your wallet on a new phone
While your wallet is locked, you can recover it on a new phone.
For the complete procedure, see our wallet recovery guide.