Switch -F - freshen files
Can be used when creating or extracting an archive. Command string "a -f" is the equivalent of command f. Switch -f can also be used with command m.
If switch -f is used with commands x or e, then only old files are replaced with newer versions extracted from archive. Archived files without a matching unpacked file are not extracted.
Shell mode equivalent of this switch is "Freshen existing files only option in Archive name and parameters dialog and "Freshen existing files" option in Extraction path and options dialog.
Supported only for RAR and ZIP formats.