The most complete and updated guide for Aion 2 Taiwan problems. Covers SMS errors, Purple Launcher bugs, region issues, high ping, crashes, installation problems, and more.
Aion 2 Community – Discord
- Account & Registration Problems (M#Accountost Common Searches)
- Purple Launcher Issues (Login, Device Registration, OTP Problems)
- Installation & Download Problems
- Connection, Ping & Server Problems
- In-Game Bugs & Gameplay Issues
- Device Security & Login Errors
- Mobile Version Problems
- Official Links for Quick Access
Other Guides: How to Play – Enable OTP
🔵 Account & Registration Problems (Most Common Searches)
🟠 “Invalid Account” / “Invalid Region” in Purple Launcher
Players worldwide report that their account works on the website but not in Purple.
Why it happens:
- Wrong region selected during registration
- Email used in another NCSoft region
- Purple detects region mismatch
How to fix:
- Create a Taiwan-only account: https://tw.ncsoft.com
- Use a fresh email (Gmail recommended)
- Verify your email before logging in
- Close Purple → delete cache:
C:\Program Files (x86)\NCSOFT\Purple\Cache - Log in again
🟡 Verification Email Not Arriving
Fixes:
- Check Spam/Junk
- Resend after 5 minutes
- Try Outlook if Gmail fails
- Enable “Allow external images”
🔴 SMS Verification Code Not Working (Error 40309:500, No SMS, Invalid Number)
One of the biggest problems for Aion 2 Taiwan players, especially from USA, EU, LATAM.
Why it happens:
- International SMS restrictions
- Too many attempts
- Carrier filters
- Server throttling
- Wrong number format
Correct USA phone number format:
⭐ +1 305 555 1234
(Do NOT use Google Voice / TextNow / virtual numbers)
Fixes that really work:
- Switch from Wi-Fi → Mobile Data
- Use a mobile hotspot
- Restart Purple completely
- Delete Purple cache
- Wait until 00:01 Taiwan time (after daily reset)
- Use Email Verification instead of SMS (recommended)
🔵 Purple Launcher Issues (Login, Device Registration, OTP Problems)
🔴 Taiwan Server NOT Showing in Purple
Fix:
- Update Purple: https://purple.ncsoft.com
- Log out → log in
- Clear cache
- Try a different network
- Restart PC
🟠 “Cannot Register Device” Security Error
This happens when Purple can’t validate your connection.
Fix:
- Use a mobile hotspot
- Change DNS to 1.1.1.1
- Restart router
- Use wired connection
- Retry after 2–3 minutes
🟣 Error 40309:500 (Temporary SMS Verification Failure)
What it means:
- Server is overloaded
- SMS gateway blocked your attempts
- Region-based delivery issue
Fix:
- Wait until midnight Taiwan/Korea time
- Don’t spam the verification button
- Use Email verification
- Ensure correct phone number formatting
🔵 Purple Launcher Stuck at “Preparing…” or 0%
Fix:
- Run Purple as Administrator
- Install on another drive
- Temporarily disable antivirus
- Restart Purple
🔵 Installation & Download Problems
🟠 Game Won’t Download / Stuck at 0%
Fix:
- Free 10–12 GB
- Restart launcher
- Install on different partition
- Disable antivirus/firewall
🟡 Mobile Version Not Appearing
Android Fix:
- Change Google Play region → Taiwan
- Clear Play Store cache
- Use official APK if needed
iOS Fix:
- Create Taiwan Apple ID
- No payment card required
🔵 Connection, Ping & Server Problems
🔴 High Ping / Lag (Top Global Complaint)
Aion 2 Taiwan servers are far from US/EU/LATAM, so high ping is expected.
Improve performance:
- Use Ethernet, not Wi-Fi
- Close background apps
- Restart router
- Change DNS to 1.1.1.1 or 8.8.8.8
- Switch to a low-population channel
🔴 Disconnected When Entering Cities
Cities like Sanctum get overloaded.
Fix:
- Change channel
- Relog
- Avoid peak hours
🟠 Can’t Connect From Overseas (Region Lock Symptoms)
Fix:
- Use only a Taiwan-region account
- Try hotspot or second Wi-Fi
- Try again after maintenance windows
🔵 In-Game Bugs & Gameplay Issues
🟠 Quests Not Updating / NPC Not Responding
Fix:
- Switch channel
- Relog
- Restart the side quest
🟣 Party Invite Not Working
Fix:
- Change channel
- Toggle online/offline
- Relog
🟢 FPS Drops / Stuttering
PC Fixes:
- Disable High Refresh Rate
- Lower shadows
- Turn off Ambient Occlusion
- Disable V-Sync
Mobile Fixes:
- Enable Performance Mode
- Lower Resolution Scale
- Close background apps
🔵 Game Crashes After Character Creation
Fix:
- Update GPU drivers
- Lower graphics settings
- Run Purple as admin
🔵 Device Security & Login Errors
🟠 “Too Many Devices Registered”
Fix:
Manage devices here:
https://tw.ncsoft.com/my/device
→ Remove old devices
→ Retry login
🔴 “Suspicious Login Attempt”
Happens when IP changes too many times.
Fix:
- Log out of all sessions:
https://tw.ncsoft.com/my/loginhistory - Wait 5 minutes
- Log in again
🔵 Mobile Version Problems
🟠 Android Black Screen / Stuck on Loading
Fix:
- Clear app cache
- Reinstall
- Restart phone
- Try Wi-Fi ↔ Mobile Data
🟣 iOS Crashes on Launch
Fix:
- Force close
- Reinstall
- Update iOS
🔵 Official Links for Quick Access
Aion 2 Taiwan (Official):
https://tw.ncsoft.com/aion2
Purple Launcher:
https://purple.ncsoft.com
Account Management:
https://tw.ncsoft.com/my
Device Manager:
https://tw.ncsoft.com/my/device
Support Taiwan:
https://tw.ncsoft.com/support









