To install 7-Zip Portable, just download the portable package at the top of the 7-Zip Portable page and then double-click it. Select the location you wish to install to and click OK. A 7-ZipPortable directory . WinRAR is an advanced data compression utility that supports a wide array of formats, including RAR, ZIP, CAB, ARJ, LZH, ACE, TAR, GZip, UUE, ISO, BZIP2, Z, and 7-Zip. It enables you to . 7-Zip File Manager now also takes into account the numbers in filenames for sorting order. 7-Zip File Manager now can use RAM buffers instead of temp files to open nested archives, if temp .