With the rise of scammers and 2FA, we are turning more towards authenticator apps.
But, whilst this might be secure, there is a problem there... lose or damage your phone, and you no longer have access to those all-important codes you need...
The authenticator app has been designed not to be hackable; you may be able to gain access if you go back to the company where your codes were, but those account sand codes are saved to your device, not the cloud!
This helpful guide walks you through creating a Microsoft Authenticator 'copy' app on a second device for safekeeping - if you have a difference one, grab the guide so you know what to look out for.