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Hangul Dot · Policies and help

Support

Effective date: 2026-09-17

1. Contact Channel

Support · Privacy inquiries

hanguldot@gmail.com

Tapping the email link opens your mail app. It is not sent automatically.

2. Please Tell Us

Please tell us your app version, whether you use iPhone or Android, which unit had the problem, and how to reproduce it. Before sending a screenshot, please hide unnecessary personal information such as your name, email, or order number. Never send your payment password or card number.

3. Sound and Learning Guidance

You can adjust the lesson voice, sound effects, and background music from the gear icon on the home screen. You can view the guide again under 'How to Learn.'

4. Purchases and Restore

The payment connection is still in progress. After launch, you can check purchase status and how to request a restore on the Purchases, Restore & Refunds page. Restoring a purchase and restoring study records are different things.

5. Privacy and Deletion Inquiries

Please check the Privacy Policy and Data Deletion pages. Study records stored only on your device, which the operator has not received, cannot be viewed or deleted remotely by support.

Operator Information