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Contact Us & Technical Support

Experiencing unexpected issues, found a bug, or have ideas to improve 2FA-Tool? We welcome your feedback anytime.

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Official Support Email

For technical questions, bug reports, or privacy inquiries, send us a direct email:

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Response Time: Within 1-2 business days
Bilingual: English & Chinese support

Report a Problem / Feature Request

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⚠️ Never include your real production secret keys!