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Download the Client
Choose a mirror below. If Google Drive gives you issues, log in to your Google account first.
⚠️ Antivirus false positive
Some antivirus/Windows Security may flag the client (false positive). Add your 9Dclassic folder to exclusions.
We applied reverse engineering changes to the exe code (this can trigger AV heuristics).
We applied reverse engineering changes to the exe code (this can trigger AV heuristics).
Client won’t start?
See the Client Fix page for common solutions.
Add Windows Security exclusions
Add the full 9Dclassic folder to exclusions/exceptions to avoid false positives.
If the client still doesn’t start
- Control Panel → set View By: Large Icons
- System → Advanced system settings
- Advanced → Performance → Settings
- Data Execution Prevention → Turn on DEP for all programs except those I select
- Add NineDragons.exe from your game folder
