The two factor authentication is disabled by default. To enable it you can do the following: From your laptop:
1. Log into your sign it account
2. Go to your profile by clicking on "Account" drop down on the top, then selecting My profile
3. You can find the 2-Factor Authentication Section
4. Click on Enable
From your phone:
1. Go to google play if you have an Android or App store if you have an iPhone
2. Download Google Authenticator
3. Open the google authenticator app
4. Click on the (+) icon
5. Select scan the QR or Enter a Setup Key
6. Scan the QR code the is showing in the pop up on Signit App or Enter the setup key shown in the pop up
7. Enter the 6 digit code that is shown on your google authenticator app on your phone to Signit
8. Keep the 6-digit code that will appear for you on Signit to be able to log in using this code incase you lost your phone and cannot access your google Authenticator app
Now, you are all setup, To actually use the 2FA:
1. Log out of Signit
2. Enter your Email and Password to Login
3. You will be asked to enter a 6 digit code
4. Go to your Google authenticator code on your phone
5. Enter the 6-digit code that appears under your your Signit email in the google authenticator app or Enter the 6-Digit code that you have previously saved while activating the 2FA on Signit.