Just Install.

Installation Must Be Done From Inside This Downloaded Folder.
REASON : The   "rarreg.key" Get's Imported During Installation , So No Need For U To Go and Copy and Paste anything To any installation Directory.
If You Would Like To Carry Winrar Onto a Flash-Drive , Just To Install On Another Computer. Just Send This Entire Folder To Your Flash Drive And Install From There.

Have Fun

* Using WinRAR puts you ahead of the crowd when it comes to compression by consistently making smaller archives than the competition, saving disk space and transmission costs.
* WinRAR provides complete support for RAR and ZIP archives and is able to unpack CAB, ARJ, LZH, TAR, GZ, ACE, UUE, BZ2, JAR, ISO, 7Z, Z archives.
* WinRAR offers a graphic interactive interface utilizing mouse and menus as well as the command line interface.
* When you purchase WinRAR license you are buying a license to the complete technology, no need to purchase add-ons to create self-extracting files, it's all included.
* WinRAR is easier to use than many other archivers with the inclusion of a special "Wizard" mode which allows instant access to the basic archiving functions through a simple question and answer procedure. This avoids confusion in       the early stages of use.
* WinRAR offers you the benefit of industry strength archive encryption using AES (Advanced Encryption Standard) with a key of 128 bits.
* WinRAR supports files and archives up to 8,589 billion gigabytes in size. The number of archived files is, for all practical purposes, unlimited.
* WinRAR offers the ability to create selfextracting and multivolume archives.
* Recovery record and recovery volumes allow to reconstruct even physically damaged archives.
* WinRAR features are constantly being developed to keep WinRAR ahead of the pack.