need help with Server Configuration of Email with template

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I am trying to use Email with template module to provide functionality of sending an excel file as attachment over email. Getting the below error while setting up gmail mail server. Need help urgently on how to fix this.
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1 answers
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That looks like you have 2 factor authentication turned on for Gmail.

Have you tried setting an App Password for Gmail? https://support.google.com/accounts/answer/185833

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