diff -uNpr linnwt4_v1_10_08.orig/konstdef.h linnwt4_v1_10_08/konstdef.h
--- linnwt4_v1_10_08.orig/konstdef.h	Tue Mar 24 00:51:56 2020
+++ linnwt4_v1_10_08/konstdef.h	Sat Aug 22 18:17:57 2020
@@ -26,14 +26,14 @@
 const int maxmesspunkte = 2000+1; // Messpunkte von 0 - 2001 = 2000 Frequenzabschnitte
 const int maxrxbuffer = 200000; // RS232 Buffer maximale Laenge
 
-const char schnittstelle1[] ="/dev/ttyS0";
-const char schnittstelle2[] ="/dev/ttyS1";
-const char schnittstelle3[] ="/dev/ttyS2";
-const char schnittstelle4[] ="/dev/ttyS3";
-const char schnittstelle5[] ="/dev/ttyUSB0";
-const char schnittstelle6[] ="/dev/ttyUSB1";
-const char schnittstelle7[] ="/dev/ttyUSB2";
-const char schnittstelle8[] ="/dev/ttyUSB3";
+const char schnittstelle1[] ="/dev/tty00";
+const char schnittstelle2[] ="/dev/tty01";
+const char schnittstelle3[] ="/dev/tty02";
+const char schnittstelle4[] ="/dev/tty03";
+const char schnittstelle5[] ="/dev/ttyU0";
+const char schnittstelle6[] ="/dev/ttyU1";
+const char schnittstelle7[] ="/dev/ttyU2";
+const char schnittstelle8[] ="/dev/ttyU3";
 
 enum emktyp {mks21, mks11, mks21var, mks11var};
 enum evariante {vnwt4_1, vnwt4_2, vnwt_ltdz, vnwt_nn};
diff -uNpr linnwt4_v1_10_08.orig/main.cpp linnwt4_v1_10_08/main.cpp
--- linnwt4_v1_10_08.orig/main.cpp	Tue Mar 24 00:51:56 2020
+++ linnwt4_v1_10_08/main.cpp	Sat Aug 22 18:16:00 2020
@@ -38,7 +38,7 @@ int main(int argc, char *argv[])
 #ifdef Q_WS_WIN
     if(nwt4translator.load(fname,"transl/"))qDebug("Translator OK");
 #else
-    if(nwt4translator.load(fname,"/usr/share/nwt4transl/"))qDebug("Translator OK");
+    if(nwt4translator.load(fname,"/usr/local/share/nwt4transl/"))qDebug("Translator OK");
 #endif
     a.installTranslator(&nwt4translator);
   }
@@ -55,8 +55,8 @@ int main(int argc, char *argv[])
   a.setWindowIcon(QIcon(":images/appicon.png"));
   w.setWindowIcon(QIcon(":images/appicon.png"));
 #else
-  a.setWindowIcon(QIcon("/usr/share/pixmaps/NWT4x.png"));
-  w.setWindowIcon(QIcon("/usr/share/pixmaps/NWT4x.png"));
+  a.setWindowIcon(QIcon("/usr/local/share/pixmaps/NWT4x.png"));
+  w.setWindowIcon(QIcon("/usr/local/share/pixmaps/NWT4x.png"));
 #endif
   if(bl){
     a.installTranslator(&nwt4translator);
diff -uNpr linnwt4_v1_10_08.orig/nwt4.pro linnwt4_v1_10_08/nwt4.pro
--- linnwt4_v1_10_08.orig/nwt4.pro	Tue Mar 24 00:51:56 2020
+++ linnwt4_v1_10_08/nwt4.pro	Sat Aug 22 18:15:08 2020
@@ -45,9 +45,9 @@ QMAKE_EXTRA_TARGETS += transl
 
 !win32 {
 target.path = /usr/local/bin/
-icon.path = /usr/share/pixmaps/
+icon.path = /usr/local/share/pixmaps/
 icon.files = images/NWT4x.png
-transl.path = /usr/share/nwt4transl/
+transl.path = /usr/local/share/nwt4transl/
 transl.files = nwt*.qm
 
 INSTALLS += target