How to change

the working or startup directory

When you start ILWIS, you find that the Catalog is located in a certain directory. When this is not the directory where your data is, you can change this startup directory as follows.

In ILWIS:

Mind:

If you close ILWIS while any Catalogs are still open, these Catalogs will be reopened when you close and reopen ILWIS; thus overruling any specified startup directory.