Chosen solution You probably need to disable 2FA on your Firefox account and then re-enable 2FA and setup the Authenticator on the new device similar to what you did previously. If necessary then use the recovery codes that you should have saved when you created the 2FA account. Type Firefox Configuration or any descriptive name. Enter an optional description. Enter a name like Firefox ADMX. Enter an optional description. For the OMA-URI, enter./Device/Vendor/MSFT/Policy/ConfigOperations/ADMXInstall/Firefox/Policy/FirefoxAdmx. Select String for the Data type.
If you have two-factor authentication (2FA) setup on your account and need to migrate to a new device or phone, here are steps you can take to ensure that you don’t get locked out of your account.
Google Authenticator App
- Go to https://accounts.firefox.com/settings (you may need to log in).
- Enter the authentication code from your authentication application.
- After login, under Security next to the Two-step authentication click .
- Click on the confirmation.
Firefox Authenticator App
Firefox Authenticator App
Once your new device is ready to use, please follow instructions for enabling two-step authentication here. When enabling two-step authentication, all of the old recovery codes become invalid. Please ensure that you save the new recovery codes in the event your 2FA device fails.