For questions regarding the Google Authenticator, part of Google's 2-step verification.

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22
votes
1answer
1k views

Why does the Google Authenticator app have “obsolete” in its title on Play Store?

Why does the Google Authenticator app have "obsolete" in its title on Play Store? Does it work? Can I still use it for two-factor authentication? Is there a preferred method?
14
votes
3answers
4k views

How do I back up Google Authenticator?

I'm starting to use Google Authenticator for more and more things now, but I've just realized that if I lose my phone, or if I need to wipe and restore it to install new firmware, I will lose all of ...
9
votes
1answer
220 views

Google authenticator app says that this version is no longer supported

I'm a bit concerned about the message this app is giving me. It is saying that my currently installed version is no longer supported. Why am I getting this message directly from the app, shouldn't ...
6
votes
3answers
2k views

Can I wipe my phone even if I use it for 2-step verification?

I fear that if I reset my phone to factory defaults I'll never be able to access my Google Account again, since I use the Google Authentication app on it to provide the 2nd step of the verification. ...
6
votes
2answers
2k views

Is it possible to use 2-step verification with multiple accounts on a phone?

Using 2-step verification with Google Authenticator on an Android handset provides good security for accessing Gmail and other Google services. What I am curious about is whether Google Authenticator ...
5
votes
1answer
102 views

Google Authenticator old version

I have a older phone (Motorola Cliq). Motorola refuses to update this version so I am stuck with v 1.5 until I buy a new phone. I had to wipe my phone clean and when I went to reinstall the google ...
3
votes
2answers
88 views

Google authenticator app

Can't remember what it is called, but I used to have that google authentication code generator app on my phone which would be used to enter a special code for the 2 step google authentication system. ...
3
votes
1answer
155 views

Google Authenticator used by native apps?

I recently turned on two-step verification for my Google account and installed the Google Authenticator app on my Android device. Based on what I have read everywhere (even Google's official info: ...
2
votes
2answers
177 views

Settings related to reading QR codes

I wanted to use the Google Authenticator app to set up two factor authentication. However when I click on the button to scan a QR code, it opens up a camera with 'NAB Banking' at the top (my internet ...
2
votes
1answer
2k views

Can Titanium Backup successfully backup and restore Google Authenticator between ROMs?

I have a rooted Nexus 5 running stock 4.4.2. I want to install another ROM such as PA4 or CM11 (also 4.4.x based), but I have about 5-odd items in my Google Authenticator install which are a pain to ...
2
votes
2answers
502 views

Reconnect Authenticator with Google account for a second time

My account had 2-step verification enabled and associated with the Authenticator App on my phone. Yesterday I reformatted it and now I'm installing the apps again. Everything is setup but the Google ...
2
votes
3answers
59 views

Google Authenticator and Switching or Resetting your Phone

My phone isn't working so well, so I'd like to factory reset it. However, I use Google Authenticator for a number of different websites. How can I resume using it after I rest my phone? Can I wipe ...
1
vote
2answers
38 views

Other appsare terminated when I try to copy an auth code from the Google Authenticator

I have the Google Authenticator app and I want to log into Stack Overflow with my Google account. But if I leave the login page from app to look at the authenticator code, the SO application ...
0
votes
2answers
115 views

Does the Google Authenticator app negatively impact a fully charged device

I have the Google Authenticator installed on my phone. I notice the codes are generated constantly. It appears the app is running constantly in the background. Does this app has a major impact on a ...
0
votes
1answer
20 views

Authenticator app is not working

I'm choosing option to add MFA in the Google accounts, scanning barcode, secret is added. Name of the account in the Authenticator is correct. However, when I try to enter the generated code - Google ...
0
votes
0answers
25 views

Gmail asking for authentication after changing SIMs

To recreate issue: Start 2-factor authentication Generate app-specific code Use that to sign into your device Change the SIM I have two SIMs, and I sometimes switch between them. The issue is that ...
0
votes
0answers
77 views

Can I import google authenticator data into Duo Mobile?

Can I import google authenticator data into Duo Mobile? Other than re-scanning manually each barcode, quite obviously. I'm rooted, in case this matters.