Troubleshooting & Support Guide
Step-by-step diagnostic workflows for resolving login, audio, mic, connectivity, and translation questions.
Cannot Log In to QDub?
- 01
Check that you are using the email address you registered with.
- 02
Use Forgot Password on the login screen to reset your password.
- 03
Confirm you are connected to the internet.
- 04
Close the app fully and reopen it.
- 05
Update QDub to the latest version from your app store.
- 06
Contact QDub support if you think your account may have been deactivated.
Did Not Receive the Verification OTP?
- 01
Check your spam or junk folder.
- 02
Confirm the email address you entered is correct.
- 03
Wait a few minutes, as delivery can be delayed.
- 04
Request a new OTP. The code is valid for 30 minutes.
Microphone Not Working?
- 01
Check that QDub has microphone permission in your phone settings.
- 02
Close any other app using the microphone, such as a call or a recorder.
- 03
Disconnect any Bluetooth headset and try the built-in microphone.
- 04
Restart the app and allow microphone access when prompted.
- 05
Restart your phone if the permission will not save.
Translation Not Starting?
- 01
Confirm you are on the Speech to Speech tab.
- 02
Check that both languages are selected in the language bar.
- 03
Check the Smart-Mic toggle and try the other setting.
- 04
Confirm microphone permission is granted.
- 05
Check your internet connection. QDub does not work offline.
- 06
Close and reopen the app, then try again.
Translation Is Delayed or Keeps Stopping?
This is almost always the connection. To resolve it:
- 01
Check your internet speed and stability.
- 02
Move closer to your Wi-Fi router, or switch to mobile data if the signal is stronger.
- 03
Close background apps using bandwidth.
- 04
Wait a moment once the connection recovers. Voice output resumes when it is stable.
Poor Audio Quality Affecting Accuracy?
- 01
Use headphones or an external microphone.
- 02
Move somewhere quieter, or reduce background noise.
- 03
Speak clearly at a natural pace.
- 04
Avoid two people speaking at once.
- 05
Hold the phone at a consistent distance.
Cannot Hear the Translated Audio?
- 01
Check your phone volume and that silent mode is off.
- 02
Check whether audio is being routed to a Bluetooth device. QDub follows your phone’s audio output and has no device selector of its own.
- 03
Disconnect and reconnect your headphones.
- 04
Close and reopen the app.
Wrong Language Being Detected?
- 01
Check both languages in the language bar at the top of the screen.
- 02
Use the swap control if the direction is reversed.
- 03
Change either language directly. You do not need to restart the conversation.
App Crashing, Freezing or Not Loading?
- 01
Update QDub to the latest version from your app store.
- 02
Close the app fully and reopen it.
- 03
Restart your phone.
- 04
Check your device meets the minimum version: iOS 16.0 or Android 7.0.
- 05
Reinstall the app if the problem continues.
How to Report a Translation Error or Submit Accuracy Feedback?
- 01
Contact QDub support by email at contact@qorden.ai.
- 02
Include the two languages you were using.
- 03
Describe what was said and what was translated.
Detailed feedback helps QDub continuously improve translation accuracy.