Compatibility with Zip Explorer 2.1

Zip Explorer 3.0 is upwards compatible with catalog (.zar) files created with Zip Explorer 2.1. There is no need to re-catalog your disks when upgrading to version 3.0. You may have to move the catalog files from the Zip Explorer 2.1 catalog directory to the Zip Explorer 3.0 directory. The default catalog directory locations are, unless otherwise specified during installation:
If you want to take advantage of the new hard disk and CD-ROM icons in version 3.0, you must recatalog such disks.

Note that catalogs created with Zip Explorer 3.0 should not be used with Zip Explorer 2.1 (Zip Explorer 2.1 will detect that such a catalog cannot be used and display a message).