Another exposed apk tool similar to ehi opener that can dis-encrypts ktc config files created on both kpn tunnel and kpn tunnel ultimate
Download links :
you need xposed installer to be installed needed for activating kpn opener
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also you can unlock configs created on kpn tunnel ultimate ..
download the app from this link Kpn tunnel Ultimate
instructions on how to open kpn config ...
How to unlock kpn config file