Contact
Contact Mahjong Study
For product support, account questions, privacy questions or bug reports, email the Mahjong Study support mailbox.
This page is currently maintained in English for this locale.
Support email
This is the public support address for Mahjong Study.
What to include
- The page or tool you were using and the language selected.
- What you expected to happen and what actually happened.
- Your browser and device type when the issue is browser-specific.
- A screenshot when it helps explain a visual problem. Review it first for private lesson content.
Please do not email secrets
Do not send passwords, OAuth secrets, Supabase service-role keys or other private credentials. For lesson issues, export only the minimum material you are comfortable sharing.
Before contacting support
For common questions about local saving, backups, standalone tools and Google sign-in, the Help page may already have the answer.