You can access your Sophos Home Dashboard via Dashboard / Manage Devices buttons from the Sophos Home program to log in without 2FA . This provides access to the dashboard without the need of an authenticator. 

Once the Dashboard has been accessed, follow these steps to disable MFA

1 - Access the dashboard using the Sophos Home program installed on your computer/Mac: 

• Windows: Double click on the Sophos Home shield >> Dashboard > Enter your Windows password
• Mac: Click on the Sophos Home shield >> ... >> Manage Devices

(For a step-by-step guide to SSO, please see Enabling direct access) 

2- Once at the Sophos Home Dashboard, click on your email address >> My Account :

2- Enter your Sophos Home account password and click Unlock :

3- Click on the Multi-Factor authentication slider to disable Multi-Factor Authentication and regain access to your account.

1 - Log in to your Sophos Home Dashboard 
2 - After entering your Sophos Home credentials, you'll be presented with the MFA /2FA challenge:

3- Click on Need help getting a verification code?
4-Choose the recovery method to receive a code via email or mobile:

5 – Enter the received code to access your account
6  – Your Sophos Home dashboard should load now 
7 - After accessing your Dashboard, you will be presented with a message indicating MFA has been disabled: