Getting-Started/Installation-and-Testing.md

@@ -139,11 +139,14 @@ Available kernels:
 ```code
 dotnet tool install -g --add-source "https://pkgs.dev.azure.com/dnceng/public/_packaging/dotnet-tools/nuget/v3/index.json" Microsoft.dotnet-interactive
 ```
-If you were not using root/superuser priviliges, you might have to modify the path like
+Especially if you installed `dotnet` in your local user account, e.g. 
+if you are not usin root/superuser priviliges, 
+you might have to modify the path set the DOTNET_ROOT` correctly in your 
+in your `.bashrc`, where `xxxxxxx` is the name of your home directory:
 ```
-export PATH="$PATH:/home/xxxxxxx/.dotnet/tools"
+export PATH=$PATH:/home/xxxxxxx/.dotnet/tools
+export DOTNET_ROOT=/home/xxxxxxx/dotnet-sdk-5.0.301/  
 ```
-in your `.bashrc`, where `xxxxxxx` is the name of your home directory.
 3. Then install the Jupyter kernel:
 ```code
 dotnet interactive jupyter install