You are able to set up Multi Factor Authentication (MFA) for a single user to log into Attaché Cloud Hosted on more than one device. To set this up, follow the steps below.
Set up MFA on your first device. See: Setup Multi-Factor Authentication when logging in to Attaché.
Once done, install the Google Authenticator on the other device.
Open the Google Authenticator from the first registered device.
Click on 3-line icon at the top left.
Select Transfer Account.
At the next menu select Export Codes, and this will generate a QR code.
On the 2nd device, scan the QR code from the first device and it will register the MFA. Both devices are now registered to same MFA for the one user.