Use Gmail App for Multi-factor Authentication
IF YOU DO NOT USE THE GMAIL APP ON YOUR PHONE, PLEASE DO NOT USE THE INSTRUCTIONS BELOW, Please CLICK HERE for instructions WITHOUT the App.
Step 1. Go to https://myaccount.google.com/
Step. 2. Click Security on the left hand side of the screen, and then click where it says Off beside 2-Factor Verification (Pictured below)
Step 3. Click Get Started on the next page (pictured below) and it may prompt you to sign in again.
Step 4. If you have the Gmail App on your phone that is signed into your ISS Email account, you will see something that says These devices can get prompts and you will see something that says your Phone name. (Photo below) Make sure your device is there and selected and then click continue.
Step 5. It will make you enter a phone number, just to be safe. Please enter your phone number, and then choose either a text message or a phone call to confirm and then press Send.
Step 6. If you choose text message, Google will text you a Google Verification Code. You will then enter the code into the text box, without the G- and then click Next
Step 7. The next time you sign in, it will prompt you to confirm on your phone. Make sure to click the check box beside Don't ask again on this device if you would like to stay logged in on this device. (Photo below)
Step 8. When you are on this screen, you will need to open the Gmail App on your phone and confirm whether or not you are the person trying to sign in to the device. After you choose Yes on your phone, you should then be signed into Gmail on the computer.