If you has installed KT200 software, but cannot open it normally, even if reinstall the software, and receive the error prompt ‘Cannot find DFB2XX.dll. Please, re-install this application’. The best solution is to replace the DFB2XX.dll file.

The solution offered by eobdtool.co.uk engineer:

Free download DFB2XX.dll file

Unzip the folder

Copy dtb2xx.dll file and to C:\Windows\SysWOW64 directory

If your computer system is 32bit, copy the file and paste to C:\Windows\System32 directory

The method applies to KT200 Auto Version and Full Version.

Read also:

How to Solve KT200 License Not Activated Issue?

How to Solve KT200/KTM200 Driver Installation Error?

KT200/KTM200 ECU Programmer Common problems and solutions

How to Solve KT200/KTM200 Network Connection, Computer Time Zone, Driver Installation Problem?

UK Professional OBD2 Tools Online Shop