Check the Don't compress files whose names box to specify certain files to be transferred uncompressed (and to be excluded from precompression) by name.

To add a file name, click New. Enter the name (or part of a name) and use the popup menu to choose the desired kind of comparison.

To change a name, click on the name, then edit the name.

To remove a file name, click on the name in the list, then click Remove.