Microsoft Authenticator & Account FAQs How do I sign in to Microsoft Authenticator with only a mobile device or tablet? Download the free Microsoft Authenticator app by either scanning the QR code below or through the App Store (iPhone/iOS)  or the Play Store (Android) Please make sure you are downloading the app named "Microsoft Authenticator", this application is free and does not require any purchase                                                                                                                                                                                                         https://aka.ms/mobileauthenticator     Open the Microsoft Authenticator on your mobile device and select the + icon in the top right corner and select  Work or school account  and then  Sign in  with your A-State credentials                          Select  Open browser , then select  Next  on following screen:                                         Select  Next , you may need to select  Pair your account to the app by clicking this link. if it does not redirect at first. You will be redirected back to the  Microsoft Authenticator  app and it will ask for a 2 digit code To find the code, go back to your web browser and then type the code in the box in the  Authenticator app. (You can refresh the page in your browser to get a new code, if needed.)   How do I change the default authentication method? 1. Go to myaccount.microsoft.com and sign in with your A-State credentials  2. Select  Security info  under  My Account  on the left side of the screen 3. On the  Security info  page, click  Change  at the top next to  Default sign-in method: 4. A box will pop-up asking which method you would like to use: Options:   - App based authentication - notification: Input a code into the Microsoft Authenticator app   - App based authentication or * hardware token - code: Use the current bypass code displayed in the                                                                                                             Microsoft Authenticator app                                                                                                    (the code refreshes every 30 seconds)  -Other Options (By exception only):  - Phone: Text/Call - Receive a code via text message to your mobile number or receive a phone call to approve     * Hardware token  - exception only (provided by Security) 5. Once you have made your selection, click Confirm 6. You will receive a notification in the top right of the screen, letting you know it has been confirmed How do I add/change/remove my phone number? Adding your phone number: 1. Go to  myaccount.microsoft.com and sign in with your A-State credentials  2. Select  Security info  under  My Account  on the left side of the screen 3. Select  + Add sign-in method  and select  Phone 4. Input the correct  Country code  and  Phone number (no dashes) and choose which method you want to use to verify (text or call) and hit Next 5a. If you choose to receive a text, a code will be sent to you via text message, input the code and hit  Next 5b. If you choose to receive a call, you will get an automated call from Microsoft from this number ( 855-330-8653 ), just                follow the instructions on the call and that will finish the call set up Changing your phone number: To change your phone number, please follow these steps: Go to  myaccount.microsoft.com and sign in with your A-State credentials Select  Security info  under  My Account  on the left side of the screen Next to the phone number you want to change, select  Change Enter the new phone number and select  Next Enter the code that was text to the new phone number and select  Next Removing your phone number: Go to  myaccount.microsoft.com and sign in with your A-State credentials Select  Security info  under  My Account  on the left side of the screen Next to the phone number you want to remove, click  Remove  For further assistance, contact the ITS Help Desk at 870-972-3933 or stop by IT Support Services ( itsupportservices@astate.edu ). It is located on the bottom floor of the Dean B. Ellis Library, Room 149