About WinRAR :
WinRar is a software, which is used to archive files & un-zip zip/rar files. It has both Free & Paid version. I recommended you to Use the free version or if you want you can buy the paid one. It supports 32 bit & 64 bit both Operating Systems.
How to Download & Install WinRAR?
Step 1: Go to the WinRAR official Website – Click Here
Step 2: Download WinRAR
Step 3: Right click on the file & Run it as Administrator.
Step 4: Complete the Installation Process.Thats Done, WinRar will successfully Installed in Your PC.
Now You can create Archives,RAR File & un-zip ZIP,RAR Files.
For more Extra Features Buy the Premium Version of WinRAR.