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While activating McAfee antivirus through www.mcafee.com/activate is usually a smooth process, users can occasionally encounter errors. These activation issues can arise due to a variety of reasons, including invalid activation codes, login problems, or network connectivity issues. A common error is the "invalid or incorrect activation code" message, which occurs if the code is mistyped or has already been used. To resolve this, double-check the code for any mistakes and ensure it hasn’t expired. If the issue persists, contacting McAfee support may help you verify the code.

Another frequent error relates to login problems, where users can’t sign in to their McAfee account. This often happens due to incorrect passwords or email addresses. If you’ve forgotten your login credentials, you can reset your password using the "Forgot Password" option. Additionally, ensure that your internet connection is stable, as a weak or interrupted connection can lead to activation errors. By addressing these common issues, you’ll be able to successfully activate your McAfee antivirus and protect your device.