If KT200 Software is unable to open, please troubleshoot from any of the following 3 options.
1.Open “Service” software, select a server (German or Hongkong or China), which server you select it depends on where you are from, then click on “Diagnose” to see if there is any error message.
![](https://www.kt200.org/wp-content/uploads/2023/01/01-service.jpg)
![](https://www.kt200.org/wp-content/uploads/2023/01/02-diagnose.png)
2.Please ensure the computer time and zone is synchronized, please go to your computer settings to turn on “Set time automatically” and “Set time zone automatically”.
![](https://www.kt200.org/wp-content/uploads/2023/01/adjust-time-01.jpg)
![](https://www.kt200.org/wp-content/uploads/2023/01/adjust-time-02.png)
3.Go to C:// disk and open the folder “KT200-master”, then check if there are only these three dll file “Gcheck.dll”, “SecurityAcess.dll”, “wuzi.dll”. If there is other .dll file, delete it.
![](https://www.kt200.org/wp-content/uploads/2023/01/kt200-dll.png)
Alright, any question on KT200, please contact at Whatsapp: +1-908-698-3363 or 8618205996549