Release 5.5.1 improves identification of supported archive types and of know file formats that can be browsed as archives (i.e. compound MS Office files), and improves access to online resources and tutorials.
New "Update only" mode for Windows installer, updates application's file without modifying system integration (file associations, context and send to menu entries).
Full change log page: http://peazip.sourceforge.net/changelog.html
