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Under "How do I set up Firefox Sync?" - - the email address screen says my address is incorrect and will not let me proceed.

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Question Under "How do I set up Firefox Sync?" - - the email address screen says my address is incorrect and will not let me proceed.

Question Under "How do I set up Firefox Sync?" - - the email address screen says my address is incorrect and will not let me proceed.

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That's because until you finish to type your email address it has a wrong format. Just keep going and you will see that once you have written it completely it will tell you that it's fine.

If you have any further issues or this did not solve your problem let me know

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trying to respond to submit letter about internet threat and firefox stated no such address, that's nuts as I get my email okay