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I can't sign into my Firefox account.

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I have two factor authentication enabled and the codes the my two-factor app gives me do not work and the backup codes I saved when I set it up do not work. I'm pretty disappointed I haven't been able to find a customer support email to help deal with this.

I have two factor authentication enabled and the codes the my two-factor app gives me do not work and the backup codes I saved when I set it up do not work. I'm pretty disappointed I haven't been able to find a customer support email to help deal with this.

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Are you sure your security software isn't blocking the verification to access the site? And what does the error say? Screenshot of it?