All ktr config files can be unlocked with this ktr opener, you can get this latest version exposed apk tool and your files unlocked..
all your locked configs but note this, this tool require root access and xposed installer on your devices otherwise you will not be be able to get your files unlocked..
(2) Download latest Kpn Tunnel Revolution
you must have root access and xposed installer ..
root access is required for xposed installer and xposed installer is needed to activated ktr opener
you can get root access via this app, kingroot for rooting android devices..
also here is another opener for Eproxy config files .epro, which is epro opener to get your epro files