How to open .XOL file extension?

If you cannot open a new file that has been saved in the .XOL format you need to download the appropriate software. The manufacturer of .XOL files is swisstopo; .XOL files belong to the GIS Files category. After downloading the application from the list available on our website just run an unknown file, and as the default set the newly installed application supporting the .XOL files. Activities performed in the order described should solve the problems with all the files in the .XOL format.