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Blocked email senders

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Can Firefox be the culprit in my not receiving emails from certain senders? Microsoft Outlook 365, which I use within Firefox, doesn't show that the emails of concern are blocked. How do I determine if Firefox is the problem and how do I fix it?

Can Firefox be the culprit in my not receiving emails from certain senders? Microsoft Outlook 365, which I use within Firefox, doesn't show that the emails of concern are blocked. How do I determine if Firefox is the problem and how do I fix it?

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Firefox is just a browser you need to check with your email provider about your email issues.

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