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Go to Account settings
Open the Security tab
Enable 2-factor authentication (enter a password, then enter and confirm a phone number). If there is no 2-factor authentication, you need to make sure to turn it on in the Google Admin Panel of your G-Suite account.
Go back to account settings, open the Security tab
Open the App passwords tab inside the 2-step verification section (https://myaccount.google.com/signinoptions/two-step-verification)
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Fill in the fields with any data. It asks to select an app, device, etc. You may choose any custom names and write, for example, "my awesome app".
Copy the password that Google will generate
Send the password to us in the support ticket at support.scrile.com and we will update your settings accordingly.