7-Zip now supports new optional match finders for LZMA/LZMA2 compression: bt5 and hc5, that can work faster than bt4 and hc4 match finders for the data with big redundancy.If the switch -ssp is specified, 7-Zip doesn’t allow the system to modify “Last Access Time” property of source files for archiving and hashing operations. The speed of PPMd compressing/decompressing was increased for 7z/ZIP/RAR archives.It allows to increase the compression speed for big 7z archives, if there is a big number of CPU cores and threads. The default number of LZMA2 chunks per solid block in 7z archive was increased to 64.New localizations: Tajik, Uzbek (Cyrillic).
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